#252B74#252B74

#252B74 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.2% C 0.124 H 273.9°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#252B74
RGB	rgb(37, 43, 116)
HSL	hsl(235, 52%, 30%)
HSV	hsv(235, 68%, 45%)
CMYK	cmyk(68.1%, 62.9%, 0%, 54.5%)
CIE-LAB	lab(21.51, 22.85, -42.85)
CIE-LCH	lch(21.51, 48.56, 298.07°)
OKLab	oklab(33.25% 0.0085 -0.1234)
OKLCH	oklch(33.25% 0.124 273.9)
XYZ	xyz(4.7782, 3.3816, 16.9205)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B74 #746E25

analogous

#255374 #252B74 #462574

triadic

#252B74 #74252B #2B7425

tetradic

#252B74 #742553 #746E25 #257446

square

#252B74 #742553 #746E25 #257446

split-complementary

#252B74 #744625 #537425

monochromatic

#070917 #161A46 #252B74 #343CA2 #4D56C6

Accessibility & contrast

On white

12.53

#252B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#252B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B74

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B74	#FFFFFF	#000000	##FFFFFF
##252B74	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003776

Deuteranopia (green-blind)

#003073

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #252b74;
/* rgb */ color: rgb(37, 43, 116);
/* oklch */ color: oklch(33.2% 0.124 273.9);

Tailwind

colors: {
  custom: {
    50: '#6a649d',
    500: '#252b74',
    950: '#000000',
  },
}

SCSS

$custom: #252b74;
$custom-light: #6a649d;
$custom-dark: #000000;

JSON

{
  "hex": "#252b74",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 116
  },
  "hsl": {
    "h": 235.443,
    "s": 51.634,
    "l": 30
  },
  "oklch": {
    "l": 0.33249,
    "c": 0.12371,
    "h": 273.9
  },
  "luminance": 0.03382
}

Semantic roles & 50–950 ramp

primary

#252B74

secondary

#A7A04E

accent

#D04DDB

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #252B74

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

Preview Lab → · Contrast checker → · Palette generator →