#18157A#18157A

#18157A is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.4% C 0.161 H 271.8°. Best body text is #FFFFFF at 14.71:1 contrast (WCAG AA passes).

Color values

HEX	#18157A
RGB	rgb(24, 21, 122)
HSL	hsl(242, 71%, 28%)
HSV	hsv(242, 83%, 48%)
CMYK	cmyk(80.3%, 82.8%, 0%, 52.2%)
CIE-LAB	lab(16.18, 37.44, -55.49)
CIE-LCH	lch(16.18, 66.94, 304.01°)
OKLab	oklab(29.37% 0.0051 -0.1606)
OKLCH	oklch(29.37% 0.161 271.8)
XYZ	xyz(4.1565, 2.1352, 18.6017)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18157A #777A15

analogous

#15447A #18157A #4A157A

triadic

#18157A #7A1815 #157A18

tetradic

#18157A #7A1544 #777A15 #157A4A

square

#18157A #7A1544 #777A15 #157A4A

split-complementary

#18157A #7A4A15 #447A15

monochromatic

#05041A #0E0C46 #18157A #221EAE #332EDB

Accessibility & contrast

On white

14.71

#18157A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#18157A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18157A

14.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18157A	#FFFFFF	#000000	##FFFFFF
##18157A	1.00	14.71	1.43	14.71
#FFFFFF	14.71	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7D

Deuteranopia (green-blind)

#002378

Tritanopia (blue-blind)

#003548

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #18157a;
/* rgb */ color: rgb(24, 21, 122);
/* oklch */ color: oklch(29.4% 0.161 271.8);

Tailwind

colors: {
  custom: {
    50: '#6955a2',
    500: '#18157a',
    950: '#000000',
  },
}

SCSS

$custom: #18157a;
$custom-light: #6955a2;
$custom-dark: #000000;

JSON

{
  "hex": "#18157a",
  "rgb": {
    "r": 24,
    "g": 21,
    "b": 122
  },
  "hsl": {
    "h": 241.782,
    "s": 70.629,
    "l": 28.039
  },
  "oklch": {
    "l": 0.29373,
    "c": 0.16069,
    "h": 271.8
  },
  "luminance": 0.02136
}

Semantic roles & 50–950 ramp

primary

#18157A

secondary

#ACAF3B

accent

#ED3AE8

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #18157A

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

Preview Lab → · Contrast checker → · Palette generator →