#252F69#252F69

#252F69 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.1% C 0.101 H 272.3°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#252F69
RGB	rgb(37, 47, 105)
HSL	hsl(231, 48%, 28%)
HSV	hsv(231, 65%, 41%)
CMYK	cmyk(64.8%, 55.2%, 0%, 58.8%)
CIE-LAB	lab(21.75, 15.85, -35.38)
CIE-LCH	lch(21.75, 38.76, 294.13°)
OKLab	oklab(33.15% 0.0041 -0.1014)
OKLCH	oklch(33.15% 0.101 272.3)
XYZ	xyz(4.3284, 3.4459, 13.7989)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F69 #695F25

analogous

#255169 #252F69 #3D2569

triadic

#252F69 #69252F #2F6925

tetradic

#252F69 #692551 #695F25 #25693D

square

#252F69 #692551 #695F25 #25693D

split-complementary

#252F69 #693D25 #516925

monochromatic

#080A17 #151B3C #252F69 #354396 #495BBF

Accessibility & contrast

On white

12.43

#252F69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#252F69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F69

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F69	#FFFFFF	#000000	##FFFFFF
##252F69	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C376B

Deuteranopia (green-blind)

#003168

Tritanopia (blue-blind)

#003C47

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #252f69;
/* rgb */ color: rgb(37, 47, 105);
/* oklch */ color: oklch(33.1% 0.101 272.3);

Tailwind

colors: {
  custom: {
    50: '#676794',
    500: '#252f69',
    950: '#000000',
  },
}

SCSS

$custom: #252f69;
$custom-light: #676794;
$custom-dark: #000000;

JSON

{
  "hex": "#252f69",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 105
  },
  "hsl": {
    "h": 231.176,
    "s": 47.887,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33145,
    "c": 0.10148,
    "h": 272.3
  },
  "luminance": 0.03446
}

Semantic roles & 50–950 ramp

primary

#252F69

secondary

#9C914E

accent

#C450D7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #252F69

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

Preview Lab → · Contrast checker → · Palette generator →