Cobalt Blue (#1e213d) Color Meaning, Codes and Information

A complete guide to Cobalt Blue (#1e213d) covering color values, harmonies, shades, meaning, and practical uses across design, branding, and everyday visuals.

Cobalt Blue (#1e213d) Color Information

Cobalt Blue (#1e213d) RGB value is (30, 33, 61). The hex color red value is 30, green is 33, and blue is 61. Its HSL format shows a hue of 234°, saturation of 34%, and lightness of 18%, while the CMYK process values are 51%, 46%, 0%, and 76%.

Colors that pair well with Cobalt Blue (#1e213d) include Green Blue (#1F3438), Dark Purple (#301934), and Dark Coffee (#3D2B1F), as they maintain visual balance and harmony, whereas Black Red (#412227), Myrtle (#21421E), and Olive Drab 7 (#3C341F) tend to conflict with this color due to strong contrast or opposing tonal characteristics.

Clear image showing Cobalt Blue color swatch with hex value #1E213D and RGB value (30,33,61)
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Cobalt Blue (#1e213d) Color Meaning

Cobalt Blue (#1E213D) is a deep, dark blue with slight indigo undertones. It conveys authority, intelligence, and composure. The color evokes night skies, deep waters, and fine pigments, blending intellectual depth with visual sophistication. In psychology, Cobalt Blue (#1E213D) supports focus, clarity, and emotional stability. Dark blues are often linked to reliability and strategic thinking. In spiritual symbolism, deep blues represent inner wisdom, intuition, and meditation, promoting balance between thought and reflection. In contemporary design, Cobalt Blue (#1E213D) is applied in corporate branding, interiors, and fashion to communicate professionalism and elegance. Its depth provides authority while remaining visually striking. The color balances calm composure with intellectual presence, offering timeless appeal.

Color Conversion

Accurate conversions of Cobalt Blue (#1e213d) across RGB, Hex, CMYK, HSL, and Lab ensure consistent color fidelity across digital, print, and design applications.

HEX
#1e213d
RGB
rgb(30, 33, 61)
HSL
hsl(234°, 34%, 18%)
CMYK
cmyk(51%, 46%, 0%, 76%)
HSV
hsv(234°, 51%, 24%)
XYZ
1.9216 1.7007 4.6419
Yxy
1.7007 0.2325 0.2058
Hunter Lab
13.0411 0.0370 -0.1073
CIE-Lab
13.8307 7.6298 -18.4351

RGB Values & CMYK Values

Detailed RGB and CMYK values of Cobalt Blue (#1e213d) displayed in a horizontal bar provide clear reference for digital and print color accuracy.

RGB Channels

Red30 / 255 (12%)
12%
Green33 / 255 (13%)
13%
Blue61 / 255 (24%)
24%

CMYK Ink Density

Cyan51 / 100 (51%)
51%
Magenta46 / 100 (46%)
46%
Yellow0 / 100 (0%)
Key (Black)76 / 100 (76%)
76%

Color Variations

A full range of Cobalt Blue (#1e213d) variations, including tints, shades, and tones, provides highlights, depth, and subtle desaturated options for UI design.

Color Harmonies

Harmonious color schemes for Cobalt Blue (#1e213d) created using the color wheel ensure visually balanced palettes.

Analogous

Colors adjacent on the color wheel (30° apart)

Complementary

Colors opposite on the color wheel (180° apart)

Split Complementary

Three colors using one base hue and the two hues beside its opposite

Triadic

Three colors evenly spaced (120° apart)

Tetradic

Four colors forming a rectangle on the wheel

Square

Four colors evenly spaced (90° apart)

Double Split Complementary

Four colors formed from two base hues and the colors next to their opposites

Monochromatic

Variations of a single hue

Contrast Checker (WCAG)

Luminance contrast ratios for Cobalt Blue (#1e213d) against standard backgrounds ensure readable, accessible text following Contrast Checker and WCAG 2.1 AA/AAA standards.

#FFFFFF
#1e213d

Sample Text

This is how your text will look with these colors.

Large Text (18pt+)

15.67:1
WCAG AA
WCAG AAA

Normal Text

15.67:1
WCAG AA
WCAG AAA

UI Components

15.67:1
WCAG AA
WCAG AAA

Color Blindness Simulator

Simulated views of Cobalt Blue (#1e213d) for different color vision deficiencies help identify potential confusion using the Color Blindness Simulator.

Normal Vision

Cobalt Blue (#1e213d)

protanopia

#1f1f36

Note: These simulations are approximations. Actual color vision deficiency varies by individual.

CSS Examples

Background Color

background-color: #1e213d;

Text Color

color: #1e213d;

Sample Text

Border Color

border: 2px solid #1e213d;

Box Shadow

box-shadow: 0 4px 6px #1e213d40;

Text Shadow

text-shadow: 2px 2px 4px #1e213d;

Sample Text

Gradient

background: linear-gradient(135deg, #1e213d 0%, #141629 100%);

Seamless Patterns

High-resolution seamless patterns featuring Cobalt Blue (#1e213d) provide ready-to-use backgrounds, wallpapers, and print designs for any project.

Diagonal Stripes
Polka Dots
Chevron
Diamond Grid
Hexagon
Waves
Crosshatch
Zigzag
Brick Wall
Triangles
Circles Grid
Herringbone

Icons

A collection of popular icons in Cobalt Blue (#1e213d) offers ready-to-use visuals for interfaces, designs, and creative projects.

Real-World Applications

Real-world mockups of Cobalt Blue (#1e213d) showcase its versatility across fashion, interiors, branding, and product packaging.

Fashion
Colored T-Shirt
Fashion
Baseball Cap
Interior
Living Room
Exterior
Office Complex
BRAND
Brands
Aluminum Can
Vehicle
Glossy Sportscar
Brands
Shopping Bag
Interior
Matte Wall
Brands
Flagship Phone

Useful Color Tools

A curated set of tools to help apply, analyze, and manage colors effectively in your projects

Cobalt Blue (#1e213d) Color FAQs

Frequently asked questions about Cobalt Blue (#1e213d) color meaning, symbolism, and applications. Click on any question to expand detailed answers.