#18117C#18117C

#18117C is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.1% C 0.166 H 272.0°. Best body text is #FFFFFF at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#18117C
RGB	rgb(24, 17, 124)
HSL	hsl(244, 76%, 28%)
HSV	hsv(244, 86%, 49%)
CMYK	cmyk(80.6%, 86.3%, 0%, 51.4%)
CIE-LAB	lab(15.75, 40.13, -57.49)
CIE-LCH	lch(15.75, 70.11, 304.91°)
OKLab	oklab(29.15% 0.0058 -0.1663)
OKLCH	oklch(29.15% 0.166 272)
XYZ	xyz(4.2140, 2.0499, 19.2384)
Luminance	0.0205 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18117C #757C11

analogous

#11407C #18117C #4D117C

triadic

#18117C #7C1811 #117C18

tetradic

#18117C #7C1140 #757C11 #117C4D

square

#18117C #7C1140 #757C11 #117C4D

split-complementary

#18117C #7C4D11 #407C11

monochromatic

#05041B #0E0A46 #18117C #2218B2 #3226E1

Accessibility & contrast

On white

14.89

#18117C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#18117C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18117C

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18117C	#FFFFFF	#000000	##FFFFFF
##18117C	1.00	14.89	1.41	14.89
#FFFFFF	14.89	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7F

Deuteranopia (green-blind)

#00227A

Tritanopia (blue-blind)

#003448

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #18117c;
/* rgb */ color: rgb(24, 17, 124);
/* oklch */ color: oklch(29.1% 0.166 272.0);

Tailwind

colors: {
  custom: {
    50: '#6a53a3',
    500: '#18117c',
    950: '#000000',
  },
}

SCSS

$custom: #18117c;
$custom-light: #6a53a3;
$custom-dark: #000000;

JSON

{
  "hex": "#18117c",
  "rgb": {
    "r": 24,
    "g": 17,
    "b": 124
  },
  "hsl": {
    "h": 243.925,
    "s": 75.887,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29145,
    "c": 0.16643,
    "h": 272
  },
  "luminance": 0.0205
}

Semantic roles & 50–950 ramp

primary

#18117C

secondary

#AAB237

accent

#F235E6

background

#F6F4FA

surface

#ECE7F4

border

#C7C3CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #18117C

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

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