#18137A#18137A

#18137A is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.162 H 272.0°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#18137A
RGB	rgb(24, 19, 122)
HSL	hsl(243, 73%, 28%)
HSV	hsv(243, 84%, 48%)
CMYK	cmyk(80.3%, 84.4%, 0%, 52.2%)
CIE-LAB	lab(15.82, 38.49, -56.09)
CIE-LCH	lch(15.82, 68.02, 304.46°)
OKLab	oklab(29.12% 0.0057 -0.1623)
OKLCH	oklch(29.12% 0.162 272)
XYZ	xyz(4.1212, 2.0646, 18.5899)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18137A #757A13

analogous

#13417A #18137A #4C137A

triadic

#18137A #7A1813 #137A18

tetradic

#18137A #7A1341 #757A13 #137A4C

square

#18137A #7A1341 #757A13 #137A4C

split-complementary

#18137A #7A4C13 #417A13

monochromatic

#05041A #0E0B45 #18137A #221BAF #322ADE

Accessibility & contrast

On white

14.86

#18137A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#18137A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18137A

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18137A	#FFFFFF	#000000	##FFFFFF
##18137A	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7D

Deuteranopia (green-blind)

#002278

Tritanopia (blue-blind)

#003447

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #18137a;
/* rgb */ color: rgb(24, 19, 122);
/* oklch */ color: oklch(29.1% 0.162 272.0);

Tailwind

colors: {
  custom: {
    50: '#6954a2',
    500: '#18137a',
    950: '#000000',
  },
}

SCSS

$custom: #18137a;
$custom-light: #6954a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18137a",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 122
  },
  "hsl": {
    "h": 242.913,
    "s": 73.05,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29124,
    "c": 0.1624,
    "h": 272
  },
  "luminance": 0.02065
}

Semantic roles & 50–950 ramp

primary

#18137A

secondary

#AAB039

accent

#F038E7

background

#F6F4FA

surface

#ECE8F4

border

#C7C4CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #18137A

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

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