#252B7A#252B7A

#252B7A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.8% C 0.132 H 273.6°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#252B7A
RGB	rgb(37, 43, 122)
HSL	hsl(236, 53%, 31%)
HSV	hsv(236, 70%, 48%)
CMYK	cmyk(69.7%, 64.8%, 0%, 52.2%)
CIE-LAB	lab(22.04, 25.11, -45.82)
CIE-LCH	lch(22.04, 52.25, 298.72°)
OKLab	oklab(33.8% 0.0083 -0.1321)
OKLCH	oklch(33.8% 0.132 273.6)
XYZ	xyz(5.1385, 3.5257, 18.8183)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B7A #7A7425

analogous

#25557A #252B7A #49257A

triadic

#252B7A #7A252B #2B7A25

tetradic

#252B7A #7A2555 #7A7425 #257A49

square

#252B7A #7A2555 #7A7425 #257A49

split-complementary

#252B7A #7A4925 #557A25

monochromatic

#090A1C #171A4B #252B7A #333CA9 #5058CA

Accessibility & contrast

On white

12.32

#252B7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#252B7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B7A

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B7A	#FFFFFF	#000000	##FFFFFF
##252B7A	1.00	12.32	1.71	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397D

Deuteranopia (green-blind)

#003178

Tritanopia (blue-blind)

#003F4E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #252b7a;
/* rgb */ color: rgb(37, 43, 122);
/* oklch */ color: oklch(33.8% 0.132 273.6);

Tailwind

colors: {
  custom: {
    50: '#6b64a1',
    500: '#252b7a',
    950: '#000000',
  },
}

SCSS

$custom: #252b7a;
$custom-light: #6b64a1;
$custom-dark: #000000;

JSON

{
  "hex": "#252b7a",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 122
  },
  "hsl": {
    "h": 235.765,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.338,
    "c": 0.13241,
    "h": 273.6
  },
  "luminance": 0.03526
}

Semantic roles & 50–950 ramp

primary

#252B7A

secondary

#ACA64E

accent

#D34BDD

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #252B7A

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

Preview Lab → · Contrast checker → · Palette generator →