#252A50#252A50

#252A50 is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.1% C 0.069 H 275.8°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#252A50
RGB	rgb(37, 42, 80)
HSL	hsl(233, 37%, 23%)
HSV	hsv(233, 54%, 31%)
CMYK	cmyk(53.7%, 47.5%, 0%, 68.6%)
CIE-LAB	lab(18.49, 10.03, -24.08)
CIE-LCH	lch(18.49, 26.08, 292.61°)
OKLab	oklab(30.11% 0.007 -0.0682)
OKLCH	oklch(30.11% 0.069 275.8)
XYZ	xyz(3.0384, 2.6283, 7.9351)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A50 #504B25

analogous

#253F50 #252A50 #352550

triadic

#252A50 #50252A #2A5025

tetradic

#252A50 #50253F #504B25 #255035

square

#252A50 #50253F #504B25 #255035

split-complementary

#252A50 #503525 #3F5025

monochromatic

#0A0B15 #121426 #252A50 #38407A #4C56A4

Accessibility & contrast

On white

13.77

#252A50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#252A50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A50

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A50	#FFFFFF	#000000	##FFFFFF
##252A50	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2F51

Deuteranopia (green-blind)

#172B4F

Tritanopia (blue-blind)

#143239

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #252a50;
/* rgb */ color: rgb(37, 42, 80);
/* oklch */ color: oklch(30.1% 0.069 275.8);

Tailwind

colors: {
  custom: {
    50: '#636381',
    500: '#252a50',
    950: '#000000',
  },
}

SCSS

$custom: #252a50;
$custom-light: #636381;
$custom-dark: #000000;

JSON

{
  "hex": "#252a50",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 80
  },
  "hsl": {
    "h": 233.023,
    "s": 36.752,
    "l": 22.941
  },
  "oklch": {
    "l": 0.3011,
    "c": 0.0686,
    "h": 275.8
  },
  "luminance": 0.02628
}

Semantic roles & 50–950 ramp

primary

#252A50

secondary

#837D4E

accent

#C05BCD

background

#F6F5F7

surface

#EBEAEE

border

#C6C6C9

text

#05050A

muted

#7A797C

Preview Lab

Preview with #252A50

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

Preview Lab → · Contrast checker → · Palette generator →