#1E4C81#1E4C81

#1E4C81 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 41.3% C 0.102 H 254.1°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#1E4C81
RGB	rgb(30, 76, 129)
HSL	hsl(212, 62%, 31%)
HSV	hsv(212, 77%, 51%)
CMYK	cmyk(76.7%, 41.1%, 0%, 49.4%)
CIE-LAB	lab(31.87, 4.04, -34.37)
CIE-LCH	lch(31.87, 34.61, 276.70°)
OKLab	oklab(41.35% -0.028 -0.0981)
OKLCH	oklch(41.35% 0.102 254.1)
XYZ	xyz(7.0808, 7.0291, 21.7482)
Luminance	0.0703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4C81 #81531E

analogous

#1E7D81 #1E4C81 #211E81

triadic

#1E4C81 #811E4C #4C811E

tetradic

#1E4C81 #811E7D #81531E #1E8121

square

#1E4C81 #811E7D #81531E #1E8121

split-complementary

#1E4C81 #81211E #7D811E

monochromatic

#07111E #122F4F #1E4C81 #2A69B3 #4688D4

Accessibility & contrast

On white

8.73

#1E4C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#1E4C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4C81

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4C81	#FFFFFF	#000000	##FFFFFF
##1E4C81	1.00	8.73	2.41	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335083

Deuteranopia (green-blind)

#234780

Tritanopia (blue-blind)

#005860

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #1e4c81;
/* rgb */ color: rgb(30, 76, 129);
/* oklch */ color: oklch(41.3% 0.102 254.1);

Tailwind

colors: {
  custom: {
    50: '#687da6',
    500: '#1e4c81',
    950: '#000000',
  },
}

SCSS

$custom: #1e4c81;
$custom-light: #687da6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4c81",
  "rgb": {
    "r": 30,
    "g": 76,
    "b": 129
  },
  "hsl": {
    "h": 212.121,
    "s": 62.264,
    "l": 31.176
  },
  "oklch": {
    "l": 0.41348,
    "c": 0.102,
    "h": 254.1
  },
  "luminance": 0.0703
}

Semantic roles & 50–950 ramp

primary

#1E4C81

secondary

#B48147

accent

#9A42E5

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1E4C81

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →