#252E7B#252E7B

#252E7B is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.5% C 0.130 H 272.5°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#252E7B
RGB	rgb(37, 46, 123)
HSL	hsl(234, 54%, 31%)
HSV	hsv(234, 70%, 48%)
CMYK	cmyk(69.9%, 62.6%, 0%, 51.8%)
CIE-LAB	lab(22.92, 23.43, -45.02)
CIE-LCH	lch(22.92, 50.75, 297.50°)
OKLab	oklab(34.48% 0.0057 -0.1298)
OKLCH	oklch(34.48% 0.13 272.5)
XYZ	xyz(5.3139, 3.7769, 19.1840)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252E7B #7B7225

analogous

#25597B #252E7B #47257B

triadic

#252E7B #7B252E #2E7B25

tetradic

#252E7B #7B2559 #7B7225 #257B47

square

#252E7B #7B2559 #7B7225 #257B47

split-complementary

#252E7B #7B4725 #597B25

monochromatic

#090B1D #171C4C #252E7B #3340AA #505DCA

Accessibility & contrast

On white

11.96

#252E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#252E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252E7B

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252E7B	#FFFFFF	#000000	##FFFFFF
##252E7B	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7E

Deuteranopia (green-blind)

#003379

Tritanopia (blue-blind)

#00414F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #252e7b;
/* rgb */ color: rgb(37, 46, 123);
/* oklch */ color: oklch(34.5% 0.130 272.5);

Tailwind

colors: {
  custom: {
    50: '#6b66a2',
    500: '#252e7b',
    950: '#000000',
  },
}

SCSS

$custom: #252e7b;
$custom-light: #6b66a2;
$custom-dark: #000000;

JSON

{
  "hex": "#252e7b",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 123
  },
  "hsl": {
    "h": 233.721,
    "s": 53.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.34478,
    "c": 0.12988,
    "h": 272.5
  },
  "luminance": 0.03777
}

Semantic roles & 50–950 ramp

primary

#252E7B

secondary

#ADA34F

accent

#CE4BDD

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #252E7B

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

Preview Lab → · Contrast checker → · Palette generator →