#25408B#25408B

#25408B is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.6% C 0.129 H 265.8°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#25408B
RGB	rgb(37, 64, 139)
HSL	hsl(224, 58%, 35%)
HSV	hsv(224, 73%, 55%)
CMYK	cmyk(73.4%, 54%, 0%, 45.5%)
CIE-LAB	lab(29.22, 17.19, -44.80)
CIE-LCH	lch(29.22, 47.99, 290.99°)
OKLab	oklab(39.6% -0.0095 -0.1289)
OKLCH	oklch(39.6% 0.129 265.8)
XYZ	xyz(7.2549, 5.9234, 25.1821)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25408B #8B7025

analogous

#25738B #25408B #3D258B

triadic

#25408B #8B2540 #408B25

tetradic

#25408B #8B2573 #8B7025 #258B3D

square

#25408B #8B2573 #8B7025 #258B3D

split-complementary

#25408B #8B3D25 #738B25

monochromatic

#0B132A #182A5B #25408B #3256BB #5878D3

Accessibility & contrast

On white

9.61

#25408B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#25408B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25408B

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25408B	#FFFFFF	#000000	##FFFFFF
##25408B	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4A8E

Deuteranopia (green-blind)

#004089

Tritanopia (blue-blind)

#00525F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #25408b;
/* rgb */ color: rgb(37, 64, 139);
/* oklch */ color: oklch(39.6% 0.129 265.8);

Tailwind

colors: {
  custom: {
    50: '#6e74ad',
    500: '#25408b',
    950: '#000000',
  },
}

SCSS

$custom: #25408b;
$custom-light: #6e74ad;
$custom-dark: #000000;

JSON

{
  "hex": "#25408b",
  "rgb": {
    "r": 37,
    "g": 64,
    "b": 139
  },
  "hsl": {
    "h": 224.118,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39601,
    "c": 0.12922,
    "h": 265.8
  },
  "luminance": 0.05924
}

Semantic roles & 50–950 ramp

primary

#25408B

secondary

#B79D55

accent

#B847E1

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #25408B

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

Preview Lab → · Contrast checker → · Palette generator →