#252F84#252F84

#252F84 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.5% C 0.141 H 271.8°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#252F84
RGB	rgb(37, 47, 132)
HSL	hsl(234, 56%, 33%)
HSV	hsv(234, 72%, 52%)
CMYK	cmyk(72%, 64.4%, 0%, 48.2%)
CIE-LAB	lab(23.97, 26.16, -48.98)
CIE-LCH	lch(23.97, 55.52, 298.11°)
OKLab	oklab(35.5% 0.0046 -0.1414)
OKLCH	oklch(35.5% 0.141 271.8)
XYZ	xyz(5.9429, 4.0917, 22.3019)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F84 #847A25

analogous

#255E84 #252F84 #4A2584

triadic

#252F84 #84252F #2F8425

tetradic

#252F84 #84255E #847A25 #25844A

square

#252F84 #84255E #847A25 #25844A

split-complementary

#252F84 #844A25 #5E8425

monochromatic

#0A0D24 #181E54 #252F84 #3240B4 #5461CF

Accessibility & contrast

On white

11.55

#252F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#252F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F84

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F84	#FFFFFF	#000000	##FFFFFF
##252F84	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#003582

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252f84;
/* rgb */ color: rgb(37, 47, 132);
/* oklch */ color: oklch(35.5% 0.141 271.8);

Tailwind

colors: {
  custom: {
    50: '#6d67a9',
    500: '#252f84',
    950: '#000000',
  },
}

SCSS

$custom: #252f84;
$custom-light: #6d67a9;
$custom-dark: #000000;

JSON

{
  "hex": "#252f84",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 132
  },
  "hsl": {
    "h": 233.684,
    "s": 56.213,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35501,
    "c": 0.14144,
    "h": 271.8
  },
  "luminance": 0.04092
}

Semantic roles & 50–950 ramp

primary

#252F84

secondary

#B3A951

accent

#D048E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252F84

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

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