#252599#252599

#252599 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.181 H 272.6°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#252599
RGB	rgb(37, 37, 153)
HSL	hsl(240, 61%, 37%)
HSV	hsv(240, 76%, 60%)
CMYK	cmyk(75.8%, 75.8%, 0%, 40%)
CIE-LAB	lab(23.72, 40.07, -62.41)
CIE-LCH	lch(23.72, 74.17, 302.70°)
OKLab	oklab(35.95% 0.0082 -0.1806)
OKLCH	oklch(35.95% 0.181 272.6)
XYZ	xyz(7.1724, 4.0156, 30.5279)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252599 #999925

analogous

#255F99 #252599 #5F2599

triadic

#252599 #992525 #259925

tetradic

#252599 #99255F #999925 #25995F

square

#252599 #99255F #999925 #25995F

split-complementary

#252599 #995F25 #5F9925

monochromatic

#0D0D36 #191968 #252599 #3131CA #6060D9

Accessibility & contrast

On white

11.65

#252599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#252599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252599

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252599	#FFFFFF	#000000	##FFFFFF
##252599	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9C

Deuteranopia (green-blind)

#003397

Tritanopia (blue-blind)

#00475D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #252599;
/* rgb */ color: rgb(37, 37, 153);
/* oklch */ color: oklch(35.9% 0.181 272.6);

Tailwind

colors: {
  custom: {
    50: '#7461b8',
    500: '#252599',
    950: '#000000',
  },
}

SCSS

$custom: #252599;
$custom-light: #7461b8;
$custom-dark: #000000;

JSON

{
  "hex": "#252599",
  "rgb": {
    "r": 37,
    "g": 37,
    "b": 153
  },
  "hsl": {
    "h": 240,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.3595,
    "c": 0.18081,
    "h": 272.6
  },
  "luminance": 0.04016
}

Semantic roles & 50–950 ramp

primary

#252599

secondary

#BEBE5C

accent

#E444E4

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #252599

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

Preview Lab → · Contrast checker → · Palette generator →