#251883#251883

#251883 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.166 H 276.7°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#251883
RGB	rgb(37, 24, 131)
HSL	hsl(247, 69%, 30%)
HSV	hsv(247, 82%, 51%)
CMYK	cmyk(71.8%, 81.7%, 0%, 48.6%)
CIE-LAB	lab(18.73, 39.91, -56.96)
CIE-LCH	lch(18.73, 69.55, 305.02°)
OKLab	oklab(31.71% 0.0194 -0.1646)
OKLCH	oklch(31.71% 0.166 276.7)
XYZ	xyz(5.1850, 2.6848, 21.7133)
Luminance	0.0268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251883 #768318

analogous

#184083 #251883 #5A1883

triadic

#251883 #832518 #188325

tetradic

#251883 #831840 #768318 #18835A

square

#251883 #831840 #768318 #18835A

split-complementary

#251883 #835A18 #408318

monochromatic

#08051C #160F4F #251883 #3421B7 #4E3ADB

Accessibility & contrast

On white

13.66

#251883 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#251883 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251883

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251883	#FFFFFF	#000000	##FFFFFF
##251883	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003286

Deuteranopia (green-blind)

#002981

Tritanopia (blue-blind)

#00394E

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #251883;
/* rgb */ color: rgb(37, 24, 131);
/* oklch */ color: oklch(31.7% 0.166 276.7);

Tailwind

colors: {
  custom: {
    50: '#6f58a8',
    500: '#251883',
    950: '#000000',
  },
}

SCSS

$custom: #251883;
$custom-light: #6f58a8;
$custom-dark: #000000;

JSON

{
  "hex": "#251883",
  "rgb": {
    "r": 37,
    "g": 24,
    "b": 131
  },
  "hsl": {
    "h": 247.29,
    "s": 69.032,
    "l": 30.392
  },
  "oklch": {
    "l": 0.31711,
    "c": 0.16575,
    "h": 276.7
  },
  "luminance": 0.02685
}

Semantic roles & 50–950 ramp

primary

#251883

secondary

#A9B740

accent

#EC3CD6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #251883

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

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