#253151#253151

#253151 is a dark, muted blue. Relative luminance 0.032; OKLCH L 31.9% C 0.060 H 267.4°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#253151
RGB	rgb(37, 49, 81)
HSL	hsl(224, 37%, 23%)
HSV	hsv(224, 54%, 32%)
CMYK	cmyk(54.3%, 39.5%, 0%, 68.2%)
CIE-LAB	lab(20.77, 5.40, -21.14)
CIE-LCH	lch(20.77, 21.82, 284.32°)
OKLab	oklab(31.88% -0.0027 -0.0596)
OKLCH	oklch(31.88% 0.06 267.4)
XYZ	xyz(3.3460, 3.1838, 8.2212)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253151 #514525

analogous

#254751 #253151 #2F2551

triadic

#253151 #512531 #315125

tetradic

#253151 #512547 #514525 #25512F

square

#253151 #512547 #514525 #25512F

split-complementary

#253151 #512F25 #475125

monochromatic

#0A0D15 #121827 #253151 #384A7B #4B64A5

Accessibility & contrast

On white

12.83

#253151 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#253151 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253151

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253151	#FFFFFF	#000000	##FFFFFF
##253151	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253452

Deuteranopia (green-blind)

#203050

Tritanopia (blue-blind)

#12383D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #253151;
/* rgb */ color: rgb(37, 49, 81);
/* oklch */ color: oklch(31.9% 0.060 267.4);

Tailwind

colors: {
  custom: {
    50: '#636882',
    500: '#253151',
    950: '#000000',
  },
}

SCSS

$custom: #253151;
$custom-light: #636882;
$custom-dark: #000000;

JSON

{
  "hex": "#253151",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 81
  },
  "hsl": {
    "h": 223.636,
    "s": 37.288,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3188,
    "c": 0.05969,
    "h": 267.4
  },
  "luminance": 0.03184
}

Semantic roles & 50–950 ramp

primary

#253151

secondary

#84754E

accent

#AE5BCD

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#05060A

muted

#7A7A7C

Preview Lab

Preview with #253151

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

Preview Lab → · Contrast checker → · Palette generator →