#252579#252579

#252579 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.6% C 0.139 H 275.5°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#252579
RGB	rgb(37, 37, 121)
HSL	hsl(240, 53%, 31%)
HSV	hsv(240, 69%, 47%)
CMYK	cmyk(69.4%, 69.4%, 0%, 52.5%)
CIE-LAB	lab(20.43, 28.76, -47.82)
CIE-LCH	lch(20.43, 55.80, 301.02°)
OKLab	oklab(32.6% 0.0133 -0.138)
OKLCH	oklch(32.6% 0.139 275.5)
XYZ	xyz(4.8746, 3.0965, 18.4263)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252579 #797925

analogous

#254F79 #252579 #4F2579

triadic

#252579 #792525 #257925

tetradic

#252579 #79254F #797925 #25794F

square

#252579 #79254F #797925 #25794F

split-complementary

#252579 #794F25 #4F7925

monochromatic

#08081B #17174A #252579 #3333A8 #4F4FC9

Accessibility & contrast

On white

12.97

#252579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#252579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252579

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252579	#FFFFFF	#000000	##FFFFFF
##252579	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357C

Deuteranopia (green-blind)

#002D77

Tritanopia (blue-blind)

#003B4B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #252579;
/* rgb */ color: rgb(37, 37, 121);
/* oklch */ color: oklch(32.6% 0.139 275.5);

Tailwind

colors: {
  custom: {
    50: '#6c60a1',
    500: '#252579',
    950: '#000000',
  },
}

SCSS

$custom: #252579;
$custom-light: #6c60a1;
$custom-dark: #000000;

JSON

{
  "hex": "#252579",
  "rgb": {
    "r": 37,
    "g": 37,
    "b": 121
  },
  "hsl": {
    "h": 240,
    "s": 53.165,
    "l": 30.98
  },
  "oklch": {
    "l": 0.32595,
    "c": 0.13868,
    "h": 275.5
  },
  "luminance": 0.03097
}

Semantic roles & 50–950 ramp

primary

#252579

secondary

#ABAB4E

accent

#DD4BDD

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08050F

muted

#7A797F

Preview Lab

Preview with #252579

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

Preview Lab → · Contrast checker → · Palette generator →