#18157C#18157C

#18157C is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.163 H 271.6°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#18157C
RGB	rgb(24, 21, 124)
HSL	hsl(242, 71%, 28%)
HSV	hsv(242, 83%, 49%)
CMYK	cmyk(80.6%, 83.1%, 0%, 51.4%)
CIE-LAB	lab(16.43, 38.12, -56.36)
CIE-LCH	lch(16.43, 68.04, 304.07°)
OKLab	oklab(29.62% 0.0046 -0.1631)
OKLCH	oklch(29.62% 0.163 271.6)
XYZ	xyz(4.2817, 2.1853, 19.2610)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18157C #797C15

analogous

#15457C #18157C #4B157C

triadic

#18157C #7C1815 #157C18

tetradic

#18157C #7C1545 #797C15 #157C4B

square

#18157C #7C1545 #797C15 #157C4B

split-complementary

#18157C #7C4B15 #457C15

monochromatic

#05041A #0E0C48 #18157C #221EB0 #3530DC

Accessibility & contrast

On white

14.61

#18157C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#18157C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18157C

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18157C	#FFFFFF	#000000	##FFFFFF
##18157C	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7F

Deuteranopia (green-blind)

#00237A

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #18157c;
/* rgb */ color: rgb(24, 21, 124);
/* oklch */ color: oklch(29.6% 0.163 271.6);

Tailwind

colors: {
  custom: {
    50: '#6955a3',
    500: '#18157c',
    950: '#000000',
  },
}

SCSS

$custom: #18157c;
$custom-light: #6955a3;
$custom-dark: #000000;

JSON

{
  "hex": "#18157c",
  "rgb": {
    "r": 24,
    "g": 21,
    "b": 124
  },
  "hsl": {
    "h": 241.748,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29619,
    "c": 0.16319,
    "h": 271.6
  },
  "luminance": 0.02186
}

Semantic roles & 50–950 ramp

primary

#18157C

secondary

#AEB13C

accent

#EE3AE9

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #18157C

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

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