#25316E#25316E

#25316E is a dark, moderate blue. Relative luminance 0.037; OKLCH L 34.0% C 0.106 H 271.3°. Best body text is #FFFFFF at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#25316E
RGB	rgb(37, 49, 110)
HSL	hsl(230, 50%, 29%)
HSV	hsv(230, 66%, 43%)
CMYK	cmyk(66.4%, 55.5%, 0%, 56.9%)
CIE-LAB	lab(22.71, 16.35, -37.06)
CIE-LCH	lch(22.71, 40.51, 293.81°)
OKLab	oklab(33.99% 0.0024 -0.1063)
OKLCH	oklch(33.99% 0.106 271.3)
XYZ	xyz(4.6748, 3.7153, 15.2196)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25316E #6E6225

analogous

#25566E #25316E #3E256E

triadic

#25316E #6E2531 #316E25

tetradic

#25316E #6E2556 #6E6225 #256E3E

square

#25316E #6E2556 #6E6225 #256E3E

split-complementary

#25316E #6E3E25 #566E25

monochromatic

#080A17 #161D40 #25316E #34459C #4B5FC2

Accessibility & contrast

On white

12.05

#25316E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#25316E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25316E

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25316E	#FFFFFF	#000000	##FFFFFF
##25316E	1.00	12.05	1.74	12.05
#FFFFFF	12.05	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3A70

Deuteranopia (green-blind)

#00336D

Tritanopia (blue-blind)

#003F4A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #25316e;
/* rgb */ color: rgb(37, 49, 110);
/* oklch */ color: oklch(34.0% 0.106 271.3);

Tailwind

colors: {
  custom: {
    50: '#686898',
    500: '#25316e',
    950: '#000000',
  },
}

SCSS

$custom: #25316e;
$custom-light: #686898;
$custom-dark: #000000;

JSON

{
  "hex": "#25316e",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 110
  },
  "hsl": {
    "h": 230.137,
    "s": 49.66,
    "l": 28.824
  },
  "oklch": {
    "l": 0.33988,
    "c": 0.10635,
    "h": 271.3
  },
  "luminance": 0.03716
}

Semantic roles & 50–950 ramp

primary

#25316E

secondary

#A1934E

accent

#C24FD9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #25316E

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

Preview Lab → · Contrast checker → · Palette generator →