#252A5D#252A5D

#252A5D is a dark, moderate blue. Relative luminance 0.028; OKLCH L 31.1% C 0.090 H 275.6°. Best body text is #FFFFFF at 13.39:1 contrast (WCAG AA passes).

Color values

HEX	#252A5D
RGB	rgb(37, 42, 93)
HSL	hsl(235, 43%, 25%)
HSV	hsv(235, 60%, 36%)
CMYK	cmyk(60.2%, 54.8%, 0%, 63.5%)
CIE-LAB	lab(19.39, 14.85, -31.32)
CIE-LCH	lch(19.39, 34.66, 295.37°)
OKLab	oklab(31.08% 0.0089 -0.0895)
OKLCH	oklch(31.08% 0.09 275.6)
XYZ	xyz(3.5661, 2.8393, 10.7139)
Luminance	0.0284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252A5D #5D5825

analogous

#25465D #252A5D #3C255D

triadic

#252A5D #5D252A #2A5D25

tetradic

#252A5D #5D2546 #5D5825 #255D3C

square

#252A5D #5D2546 #5D5825 #255D3C

split-complementary

#252A5D #5D3C25 #465D25

monochromatic

#090A16 #141631 #252A5D #363E89 #4852B5

Accessibility & contrast

On white

13.39

#252A5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#252A5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252A5D

13.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252A5D	#FFFFFF	#000000	##FFFFFF
##252A5D	1.00	13.39	1.57	13.39
#FFFFFF	13.39	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F315F

Deuteranopia (green-blind)

#062D5C

Tritanopia (blue-blind)

#06363F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #252a5d;
/* rgb */ color: rgb(37, 42, 93);
/* oklch */ color: oklch(31.1% 0.090 275.6);

Tailwind

colors: {
  custom: {
    50: '#65638b',
    500: '#252a5d',
    950: '#000000',
  },
}

SCSS

$custom: #252a5d;
$custom-light: #65638b;
$custom-dark: #000000;

JSON

{
  "hex": "#252a5d",
  "rgb": {
    "r": 37,
    "g": 42,
    "b": 93
  },
  "hsl": {
    "h": 234.643,
    "s": 43.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31082,
    "c": 0.08996,
    "h": 275.6
  },
  "luminance": 0.0284
}

Semantic roles & 50–950 ramp

primary

#252A5D

secondary

#908A4D

accent

#C855D3

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #252A5D

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

Preview Lab → · Contrast checker → · Palette generator →