#25279F#25279F

#25279F is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.9% C 0.186 H 271.9°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#25279F
RGB	rgb(37, 39, 159)
HSL	hsl(239, 62%, 38%)
HSV	hsv(239, 77%, 62%)
CMYK	cmyk(76.7%, 75.5%, 0%, 37.6%)
CIE-LAB	lab(24.79, 40.96, -64.33)
CIE-LCH	lch(24.79, 76.26, 302.49°)
OKLab	oklab(36.9% 0.0062 -0.1862)
OKLCH	oklch(36.9% 0.186 271.9)
XYZ	xyz(7.7444, 4.3467, 33.2250)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25279F #9F9D25

analogous

#25649F #25279F #60259F

triadic

#25279F #9F2527 #279F25

tetradic

#25279F #9F2564 #9F9D25 #259F60

square

#25279F #9F2564 #9F9D25 #259F60

split-complementary

#25279F #9F6025 #649F25

monochromatic

#0E0F3C #191B6D #25279F #3235CF #6466DB

Accessibility & contrast

On white

11.23

#25279F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#25279F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25279F

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25279F	#FFFFFF	#000000	##FFFFFF
##25279F	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A2

Deuteranopia (green-blind)

#00359D

Tritanopia (blue-blind)

#004A61

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #25279f;
/* rgb */ color: rgb(37, 39, 159);
/* oklch */ color: oklch(36.9% 0.186 271.9);

Tailwind

colors: {
  custom: {
    50: '#7563bd',
    500: '#25279f',
    950: '#000000',
  },
}

SCSS

$custom: #25279f;
$custom-light: #7563bd;
$custom-dark: #000000;

JSON

{
  "hex": "#25279f",
  "rgb": {
    "r": 37,
    "g": 39,
    "b": 159
  },
  "hsl": {
    "h": 239.016,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.36898,
    "c": 0.18631,
    "h": 271.9
  },
  "luminance": 0.04348
}

Semantic roles & 50–950 ramp

primary

#25279F

secondary

#C0BF5F

accent

#E342E5

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #25279F

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

Preview Lab → · Contrast checker → · Palette generator →