#18135D#18135D

#18135D is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.6% C 0.125 H 276.0°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#18135D
RGB	rgb(24, 19, 93)
HSL	hsl(244, 66%, 22%)
HSV	hsv(244, 80%, 36%)
CMYK	cmyk(74.2%, 79.6%, 0%, 63.5%)
CIE-LAB	lab(12.29, 28.43, -42.94)
CIE-LCH	lch(12.29, 51.50, 303.51°)
OKLab	oklab(25.61% 0.0129 -0.1241)
OKLCH	oklch(25.61% 0.125 276)
XYZ	xyz(2.5847, 1.4500, 10.4975)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18135D #585D13

analogous

#13335D #18135D #3D135D

triadic

#18135D #5D1813 #135D18

tetradic

#18135D #5D1333 #585D13 #135D3D

square

#18135D #5D1333 #585D13 #135D3D

split-complementary

#18135D #5D3D13 #335D13

monochromatic

#070519 #0B092A #18135D #251D90 #3228C3

Accessibility & contrast

On white

16.28

#18135D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#18135D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18135D

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18135D	#FFFFFF	#000000	##FFFFFF
##18135D	1.00	16.28	1.29	16.28
#FFFFFF	16.28	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235F

Deuteranopia (green-blind)

#001D5C

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #18135d;
/* rgb */ color: rgb(24, 19, 93);
/* oklch */ color: oklch(25.6% 0.125 276.0);

Tailwind

colors: {
  custom: {
    50: '#61528c',
    500: '#18135d',
    950: '#000000',
  },
}

SCSS

$custom: #18135d;
$custom-light: #61528c;
$custom-dark: #000000;

JSON

{
  "hex": "#18135d",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 93
  },
  "hsl": {
    "h": 244.054,
    "s": 66.071,
    "l": 21.961
  },
  "oklch": {
    "l": 0.25612,
    "c": 0.12478,
    "h": 276
  },
  "luminance": 0.0145
}

Semantic roles & 50–950 ramp

primary

#18135D

secondary

#8F9537

accent

#E93FDE

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #18135D

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

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