#252597#252597

#252597 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.7% C 0.178 H 272.7°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#252597
RGB	rgb(37, 37, 151)
HSL	hsl(240, 61%, 37%)
HSV	hsv(240, 75%, 59%)
CMYK	cmyk(75.5%, 75.5%, 0%, 40.8%)
CIE-LAB	lab(23.51, 39.39, -61.54)
CIE-LCH	lch(23.51, 73.07, 302.62°)
OKLab	oklab(35.73% 0.0085 -0.1781)
OKLCH	oklch(35.73% 0.178 272.7)
XYZ	xyz(7.0086, 3.9501, 29.6652)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252597 #979725

analogous

#255E97 #252597 #5E2597

triadic

#252597 #972525 #259725

tetradic

#252597 #97255E #979725 #25975E

square

#252597 #97255E #979725 #25975E

split-complementary

#252597 #975E25 #5E9725

monochromatic

#0D0D35 #191966 #252597 #3131C8 #5F5FD8

Accessibility & contrast

On white

11.73

#252597 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#252597 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252597

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252597	#FFFFFF	#000000	##FFFFFF
##252597	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9A

Deuteranopia (green-blind)

#003295

Tritanopia (blue-blind)

#00465C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #252597;
/* rgb */ color: rgb(37, 37, 151);
/* oklch */ color: oklch(35.7% 0.178 272.7);

Tailwind

colors: {
  custom: {
    50: '#7361b7',
    500: '#252597',
    950: '#000000',
  },
}

SCSS

$custom: #252597;
$custom-light: #7361b7;
$custom-dark: #000000;

JSON

{
  "hex": "#252597",
  "rgb": {
    "r": 37,
    "g": 37,
    "b": 151
  },
  "hsl": {
    "h": 240,
    "s": 60.638,
    "l": 36.863
  },
  "oklch": {
    "l": 0.35732,
    "c": 0.17829,
    "h": 272.7
  },
  "luminance": 0.03951
}

Semantic roles & 50–950 ramp

primary

#252597

secondary

#BDBD5B

accent

#E444E4

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #252597

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

Preview Lab → · Contrast checker → · Palette generator →