#252A7D#252A7D

#252A7D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.9% C 0.138 H 273.7°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#252A7D
RGB	rgb(37, 42, 125)
HSL	hsl(237, 54%, 32%)
HSV	hsv(237, 70%, 49%)
CMYK	cmyk(70.4%, 66.4%, 0%, 51%)
CIE-LAB	lab(22.05, 26.91, -47.71)
CIE-LCH	lch(22.05, 54.77, 299.42°)
OKLab	oklab(33.89% 0.0089 -0.1377)
OKLCH	oklch(33.89% 0.138 273.7)
XYZ	xyz(5.2914, 3.5294, 19.8005)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A7D #7D7825

analogous

#25567D #252A7D #4C257D

triadic

#252A7D #7D252A #2A7D25

tetradic

#252A7D #7D2556 #7D7825 #257D4C

square

#252A7D #7D2556 #7D7825 #257D4C

split-complementary

#252A7D #7D4C25 #567D25

monochromatic

#090A1F #171A4E #252A7D #333AAC #5158CB

Accessibility & contrast

On white

12.31

#252A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#252A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A7D

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A7D	#FFFFFF	#000000	##FFFFFF
##252A7D	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#00317B

Tritanopia (blue-blind)

#003F4F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #252a7d;
/* rgb */ color: rgb(37, 42, 125);
/* oklch */ color: oklch(33.9% 0.138 273.7);

Tailwind

colors: {
  custom: {
    50: '#6c63a3',
    500: '#252a7d',
    950: '#000000',
  },
}

SCSS

$custom: #252a7d;
$custom-light: #6c63a3;
$custom-dark: #000000;

JSON

{
  "hex": "#252a7d",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 125
  },
  "hsl": {
    "h": 236.591,
    "s": 54.321,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33894,
    "c": 0.13797,
    "h": 273.7
  },
  "luminance": 0.0353
}

Semantic roles & 50–950 ramp

primary

#252A7D

secondary

#AFAA4F

accent

#D54ADE

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#08050F

muted

#7A797F

Preview Lab

Preview with #252A7D

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

Preview Lab → · Contrast checker → · Palette generator →