#25279D#25279D

#25279D is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.7% C 0.184 H 272.0°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#25279D
RGB	rgb(37, 39, 157)
HSL	hsl(239, 62%, 38%)
HSV	hsv(239, 76%, 62%)
CMYK	cmyk(76.4%, 75.2%, 0%, 38.4%)
CIE-LAB	lab(24.57, 40.28, -63.46)
CIE-LCH	lch(24.57, 75.17, 302.40°)
OKLab	oklab(36.68% 0.0065 -0.1837)
OKLCH	oklch(36.68% 0.184 272)
XYZ	xyz(7.5722, 4.2779, 32.3184)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25279D #9D9B25

analogous

#25639D #25279D #5F259D

triadic

#25279D #9D2527 #279D25

tetradic

#25279D #9D2563 #9D9B25 #259D5F

square

#25279D #9D2563 #9D9B25 #259D5F

split-complementary

#25279D #9D5F25 #639D25

monochromatic

#0E0E3A #191B6B #25279D #3133CE #6264DA

Accessibility & contrast

On white

11.32

#25279D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#25279D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25279D

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25279D	#FFFFFF	#000000	##FFFFFF
##25279D	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A0

Deuteranopia (green-blind)

#00349B

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #25279d;
/* rgb */ color: rgb(37, 39, 157);
/* oklch */ color: oklch(36.7% 0.184 272.0);

Tailwind

colors: {
  custom: {
    50: '#7463bb',
    500: '#25279d',
    950: '#000000',
  },
}

SCSS

$custom: #25279d;
$custom-light: #7463bb;
$custom-dark: #000000;

JSON

{
  "hex": "#25279d",
  "rgb": {
    "r": 37,
    "g": 39,
    "b": 157
  },
  "hsl": {
    "h": 239,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.3668,
    "c": 0.18382,
    "h": 272
  },
  "luminance": 0.04279
}

Semantic roles & 50–950 ramp

primary

#25279D

secondary

#BFBE5E

accent

#E243E5

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #25279D

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

Preview Lab → · Contrast checker → · Palette generator →