#25317E#25317E

#25317E is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.3% C 0.130 H 271.3°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#25317E
RGB	rgb(37, 49, 126)
HSL	hsl(232, 55%, 32%)
HSV	hsv(232, 71%, 49%)
CMYK	cmyk(70.6%, 61.1%, 0%, 50.6%)
CIE-LAB	lab(23.99, 22.51, -45.18)
CIE-LCH	lch(23.99, 50.48, 296.48°)
OKLab	oklab(35.35% 0.003 -0.1302)
OKLCH	oklch(35.35% 0.13 271.3)
XYZ	xyz(5.6259, 4.0958, 20.2287)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25317E #7E7225

analogous

#255E7E #25317E #46257E

triadic

#25317E #7E2531 #317E25

tetradic

#25317E #7E255E #7E7225 #257E46

square

#25317E #7E255E #7E7225 #257E46

split-complementary

#25317E #7E4625 #5E7E25

monochromatic

#090C1F #171F4F #25317E #3343AD #5162CC

Accessibility & contrast

On white

11.54

#25317E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#25317E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25317E

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25317E	#FFFFFF	#000000	##FFFFFF
##25317E	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D81

Deuteranopia (green-blind)

#00357C

Tritanopia (blue-blind)

#004452

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #25317e;
/* rgb */ color: rgb(37, 49, 126);
/* oklch */ color: oklch(35.3% 0.130 271.3);

Tailwind

colors: {
  custom: {
    50: '#6c69a4',
    500: '#25317e',
    950: '#000000',
  },
}

SCSS

$custom: #25317e;
$custom-light: #6c69a4;
$custom-dark: #000000;

JSON

{
  "hex": "#25317e",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 126
  },
  "hsl": {
    "h": 231.91,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35348,
    "c": 0.13024,
    "h": 271.3
  },
  "luminance": 0.04096
}

Semantic roles & 50–950 ramp

primary

#25317E

secondary

#B0A34F

accent

#CA4ADE

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08060F

muted

#7A7A7F

Preview Lab

Preview with #25317E

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

Preview Lab → · Contrast checker → · Palette generator →