#252F85#252F85

#252F85 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.6% C 0.143 H 271.8°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#252F85
RGB	rgb(37, 47, 133)
HSL	hsl(234, 56%, 33%)
HSV	hsv(234, 72%, 52%)
CMYK	cmyk(72.2%, 64.7%, 0%, 47.8%)
CIE-LAB	lab(24.06, 26.54, -49.46)
CIE-LCH	lch(24.06, 56.13, 298.22°)
OKLab	oklab(35.59% 0.0045 -0.1428)
OKLCH	oklch(35.59% 0.143 271.8)
XYZ	xyz(6.0117, 4.1192, 22.6640)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F85 #857B25

analogous

#255F85 #252F85 #4B2585

triadic

#252F85 #85252F #2F8525

tetradic

#252F85 #85255F #857B25 #25854B

square

#252F85 #85255F #857B25 #25854B

split-complementary

#252F85 #854B25 #5F8525

monochromatic

#0A0D25 #181E55 #252F85 #3240B5 #5562D0

Accessibility & contrast

On white

11.51

#252F85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#252F85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F85

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F85	#FFFFFF	#000000	##FFFFFF
##252F85	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E88

Deuteranopia (green-blind)

#003583

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252f85;
/* rgb */ color: rgb(37, 47, 133);
/* oklch */ color: oklch(35.6% 0.143 271.8);

Tailwind

colors: {
  custom: {
    50: '#6e67a9',
    500: '#252f85',
    950: '#000000',
  },
}

SCSS

$custom: #252f85;
$custom-light: #6e67a9;
$custom-dark: #000000;

JSON

{
  "hex": "#252f85",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 133
  },
  "hsl": {
    "h": 233.75,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35594,
    "c": 0.14285,
    "h": 271.8
  },
  "luminance": 0.0412
}

Semantic roles & 50–950 ramp

primary

#252F85

secondary

#B4AA52

accent

#D048E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #252F85

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

Preview Lab → · Contrast checker → · Palette generator →