#251D97#251D97

#251D97 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.6% C 0.186 H 273.7°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#251D97
RGB	rgb(37, 29, 151)
HSL	hsl(244, 68%, 35%)
HSV	hsv(244, 81%, 59%)
CMYK	cmyk(75.5%, 80.8%, 0%, 40.8%)
CIE-LAB	lab(21.96, 43.79, -64.09)
CIE-LCH	lch(21.96, 77.62, 304.34°)
OKLab	oklab(34.65% 0.0119 -0.1854)
OKLCH	oklch(34.65% 0.186 273.7)
XYZ	xyz(6.7864, 3.5057, 29.5912)
Luminance	0.0351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#251D97 #8F971D

analogous

#1D5297 #251D97 #621D97

triadic

#251D97 #97251D #1D9725

tetradic

#251D97 #971D52 #8F971D #1D9762

square

#251D97 #971D52 #8F971D #1D9762

split-complementary

#251D97 #97621D #52971D

monochromatic

#0C0930 #181364 #251D97 #3227CA #5A51DE

Accessibility & contrast

On white

12.34

#251D97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#251D97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #251D97

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##251D97	#FFFFFF	#000000	##FFFFFF
##251D97	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A9A

Deuteranopia (green-blind)

#002F95

Tritanopia (blue-blind)

#00435A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #251d97;
/* rgb */ color: rgb(37, 29, 151);
/* oklch */ color: oklch(34.6% 0.186 273.7);

Tailwind

colors: {
  custom: {
    50: '#745cb7',
    500: '#251d97',
    950: '#000000',
  },
}

SCSS

$custom: #251d97;
$custom-light: #745cb7;
$custom-dark: #000000;

JSON

{
  "hex": "#251d97",
  "rgb": {
    "r": 37,
    "g": 29,
    "b": 151
  },
  "hsl": {
    "h": 243.934,
    "s": 67.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.34647,
    "c": 0.18579,
    "h": 273.7
  },
  "luminance": 0.03506
}

Semantic roles & 50–950 ramp

primary

#251D97

secondary

#B9C04F

accent

#EB3DDF

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #251D97

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

Preview Lab → · Contrast checker → · Palette generator →