#252C7F#252C7F

#252C7F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.5% C 0.138 H 273.0°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#252C7F
RGB	rgb(37, 44, 127)
HSL	hsl(235, 55%, 32%)
HSV	hsv(235, 71%, 50%)
CMYK	cmyk(70.9%, 65.4%, 0%, 50.2%)
CIE-LAB	lab(22.75, 26.31, -47.83)
CIE-LCH	lch(22.75, 54.59, 298.81°)
OKLab	oklab(34.46% 0.0072 -0.138)
OKLCH	oklch(34.46% 0.138 273)
XYZ	xyz(5.4931, 3.7265, 20.5044)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252C7F #7F7825

analogous

#25597F #252C7F #4B257F

triadic

#252C7F #7F252C #2C7F25

tetradic

#252C7F #7F2559 #7F7825 #257F4B

square

#252C7F #7F2559 #7F7825 #257F4B

split-complementary

#252C7F #7F4B25 #597F25

monochromatic

#090B20 #171C50 #252C7F #333CAE #525BCD

Accessibility & contrast

On white

12.03

#252C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#252C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252C7F

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252C7F	#FFFFFF	#000000	##FFFFFF
##252C7F	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#00327D

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #252c7f;
/* rgb */ color: rgb(37, 44, 127);
/* oklch */ color: oklch(34.5% 0.138 273.0);

Tailwind

colors: {
  custom: {
    50: '#6c65a5',
    500: '#252c7f',
    950: '#000000',
  },
}

SCSS

$custom: #252c7f;
$custom-light: #6c65a5;
$custom-dark: #000000;

JSON

{
  "hex": "#252c7f",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 127
  },
  "hsl": {
    "h": 235.333,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3446,
    "c": 0.13823,
    "h": 273
  },
  "luminance": 0.03727
}

Semantic roles & 50–950 ramp

primary

#252C7F

secondary

#B1A94F

accent

#D34ADE

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08050F

muted

#7A7A7F

Preview Lab

Preview with #252C7F

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

Preview Lab → · Contrast checker → · Palette generator →