#252A7C#252A7C

#252A7C is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.8% C 0.137 H 273.8°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#252A7C
RGB	rgb(37, 42, 124)
HSL	hsl(237, 54%, 32%)
HSV	hsv(237, 70%, 49%)
CMYK	cmyk(70.2%, 66.1%, 0%, 51.4%)
CIE-LAB	lab(21.96, 26.53, -47.22)
CIE-LCH	lch(21.96, 54.17, 299.33°)
OKLab	oklab(33.8% 0.009 -0.1363)
OKLCH	oklch(33.8% 0.137 273.8)
XYZ	xyz(5.2278, 3.5040, 19.4657)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A7C #7C7725

analogous

#25567C #252A7C #4C257C

triadic

#252A7C #7C252A #2A7C25

tetradic

#252A7C #7C2556 #7C7725 #257C4C

square

#252A7C #7C2556 #7C7725 #257C4C

split-complementary

#252A7C #7C4C25 #567C25

monochromatic

#090A1E #171A4D #252A7C #333AAB #5058CB

Accessibility & contrast

On white

12.35

#252A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#252A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A7C

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A7C	#FFFFFF	#000000	##FFFFFF
##252A7C	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397F

Deuteranopia (green-blind)

#00317A

Tritanopia (blue-blind)

#003F4F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #252a7c;
/* rgb */ color: rgb(37, 42, 124);
/* oklch */ color: oklch(33.8% 0.137 273.8);

Tailwind

colors: {
  custom: {
    50: '#6c63a3',
    500: '#252a7c',
    950: '#000000',
  },
}

SCSS

$custom: #252a7c;
$custom-light: #6c63a3;
$custom-dark: #000000;

JSON

{
  "hex": "#252a7c",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 124
  },
  "hsl": {
    "h": 236.552,
    "s": 54.037,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33799,
    "c": 0.13656,
    "h": 273.8
  },
  "luminance": 0.03504
}

Semantic roles & 50–950 ramp

primary

#252A7C

secondary

#AEA94F

accent

#D54ADD

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#08050F

muted

#7A797F

Preview Lab

Preview with #252A7C

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

Preview Lab → · Contrast checker → · Palette generator →