#25397E#25397E

#25397E is a dark, moderate blue. Relative luminance 0.048; OKLCH L 37.0% C 0.119 H 267.9°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#25397E
RGB	rgb(37, 57, 126)
HSL	hsl(227, 55%, 32%)
HSV	hsv(227, 71%, 49%)
CMYK	cmyk(70.6%, 54.8%, 0%, 50.6%)
CIE-LAB	lab(26.23, 16.95, -41.54)
CIE-LCH	lch(26.23, 44.86, 292.20°)
OKLab	oklab(37.03% -0.0043 -0.1194)
OKLCH	oklch(37.03% 0.119 267.9)
XYZ	xyz(5.9907, 4.8253, 20.3503)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25397E #7E6A25

analogous

#25667E #25397E #3E257E

triadic

#25397E #7E2539 #397E25

tetradic

#25397E #7E2566 #7E6A25 #257E3E

square

#25397E #7E2566 #7E6A25 #257E3E

split-complementary

#25397E #7E3E25 #667E25

monochromatic

#090E1F #17244F #25397E #334EAD #516DCC

Accessibility & contrast

On white

10.69

#25397E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#25397E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25397E

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25397E	#FFFFFF	#000000	##FFFFFF
##25397E	1.00	10.69	1.97	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A4280

Deuteranopia (green-blind)

#003A7D

Tritanopia (blue-blind)

#004955

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #25397e;
/* rgb */ color: rgb(37, 57, 126);
/* oklch */ color: oklch(37.0% 0.119 267.9);

Tailwind

colors: {
  custom: {
    50: '#6b6fa4',
    500: '#25397e',
    950: '#000000',
  },
}

SCSS

$custom: #25397e;
$custom-light: #6b6fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#25397e",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 126
  },
  "hsl": {
    "h": 226.517,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37032,
    "c": 0.11946,
    "h": 267.9
  },
  "luminance": 0.04826
}

Semantic roles & 50–950 ramp

primary

#25397E

secondary

#B09A4F

accent

#BD4ADE

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #25397E

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

Preview Lab → · Contrast checker → · Palette generator →