#252D85#252D85

#252D85 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.145 H 272.4°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#252D85
RGB	rgb(37, 45, 133)
HSL	hsl(235, 56%, 33%)
HSV	hsv(235, 72%, 52%)
CMYK	cmyk(72.2%, 66.2%, 0%, 47.8%)
CIE-LAB	lab(23.55, 27.88, -50.30)
CIE-LCH	lch(23.55, 57.51, 299.00°)
OKLab	oklab(35.22% 0.006 -0.1452)
OKLCH	oklch(35.22% 0.145 272.4)
XYZ	xyz(5.9335, 3.9630, 22.6380)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252D85 #857D25

analogous

#255D85 #252D85 #4D2585

triadic

#252D85 #85252D #2D8525

tetradic

#252D85 #85255D #857D25 #25854D

square

#252D85 #85255D #857D25 #25854D

split-complementary

#252D85 #854D25 #5D8525

monochromatic

#0A0D25 #181D55 #252D85 #323DB5 #555FD0

Accessibility & contrast

On white

11.71

#252D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#252D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252D85

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252D85	#FFFFFF	#000000	##FFFFFF
##252D85	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D88

Deuteranopia (green-blind)

#003483

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #252d85;
/* rgb */ color: rgb(37, 45, 133);
/* oklch */ color: oklch(35.2% 0.145 272.4);

Tailwind

colors: {
  custom: {
    50: '#6e66a9',
    500: '#252d85',
    950: '#000000',
  },
}

SCSS

$custom: #252d85;
$custom-light: #6e66a9;
$custom-dark: #000000;

JSON

{
  "hex": "#252d85",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 133
  },
  "hsl": {
    "h": 235,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35217,
    "c": 0.14538,
    "h": 272.4
  },
  "luminance": 0.03964
}

Semantic roles & 50–950 ramp

primary

#252D85

secondary

#B4AC52

accent

#D348E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252D85

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

Preview Lab → · Contrast checker → · Palette generator →