#181157#181157

#181157 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.6% C 0.119 H 277.6°. Best body text is #FFFFFF at 16.71:1 contrast (WCAG AA passes).

Color values

HEX	#181157
RGB	rgb(24, 17, 87)
HSL	hsl(246, 67%, 20%)
HSV	hsv(246, 80%, 34%)
CMYK	cmyk(72.4%, 80.5%, 0%, 65.9%)
CIE-LAB	lab(11.16, 27.50, -40.76)
CIE-LCH	lch(11.16, 49.17, 304.01°)
OKLab	oklab(24.61% 0.0157 -0.1177)
OKLCH	oklch(24.61% 0.119 277.6)
XYZ	xyz(2.2969, 1.2830, 9.1416)
Luminance	0.0128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181157 #505711

analogous

#112D57 #181157 #3B1157

triadic

#181157 #571811 #115718

tetradic

#181157 #57112D #505711 #11573B

square

#181157 #57112D #505711 #11573B

split-complementary

#181157 #573B11 #2D5711

monochromatic

#07051A #0A0724 #181157 #261B8A #3425BD

Accessibility & contrast

On white

16.71

#181157 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#181157 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181157

16.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181157	#FFFFFF	#000000	##FFFFFF
##181157	1.00	16.71	1.26	16.71
#FFFFFF	16.71	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002159

Deuteranopia (green-blind)

#001B56

Tritanopia (blue-blind)

#002533

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #181157;
/* rgb */ color: rgb(24, 17, 87);
/* oklch */ color: oklch(24.6% 0.119 277.6);

Tailwind

colors: {
  custom: {
    50: '#605087',
    500: '#181157',
    950: '#000000',
  },
}

SCSS

$custom: #181157;
$custom-light: #605087;
$custom-dark: #000000;

JSON

{
  "hex": "#181157",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 87
  },
  "hsl": {
    "h": 246,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.24605,
    "c": 0.11877,
    "h": 277.6
  },
  "luminance": 0.01283
}

Semantic roles & 50–950 ramp

primary

#181157

secondary

#879034

accent

#EA3ED9

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020B

muted

#7A787C

Preview Lab

Preview with #181157

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

Preview Lab → · Contrast checker → · Palette generator →