#252D5D#252D5D

#252D5D is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.8% C 0.085 H 273.4°. Best body text is #FFFFFF at 13.03:1 contrast (WCAG AA passes).

Color values

HEX	#252D5D
RGB	rgb(37, 45, 93)
HSL	hsl(231, 43%, 25%)
HSV	hsv(231, 60%, 36%)
CMYK	cmyk(60.2%, 51.6%, 0%, 63.5%)
CIE-LAB	lab(20.28, 12.70, -29.88)
CIE-LCH	lch(20.28, 32.47, 293.03°)
OKLab	oklab(31.76% 0.0051 -0.0853)
OKLCH	oklch(31.76% 0.085 273.4)
XYZ	xyz(3.6765, 3.0601, 10.7507)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252D5D #5D5525

analogous

#25495D #252D5D #39255D

triadic

#252D5D #5D252D #2D5D25

tetradic

#252D5D #5D2549 #5D5525 #255D39

square

#252D5D #5D2549 #5D5525 #255D39

split-complementary

#252D5D #5D3925 #495D25

monochromatic

#090B16 #141831 #252D5D #364289 #4857B5

Accessibility & contrast

On white

13.03

#252D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#252D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252D5D

13.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252D5D	#FFFFFF	#000000	##FFFFFF
##252D5D	1.00	13.03	1.61	13.03
#FFFFFF	13.03	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16335F

Deuteranopia (green-blind)

#0E2F5C

Tritanopia (blue-blind)

#053840

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #252d5d;
/* rgb */ color: rgb(37, 45, 93);
/* oklch */ color: oklch(31.8% 0.085 273.4);

Tailwind

colors: {
  custom: {
    50: '#65658b',
    500: '#252d5d',
    950: '#000000',
  },
}

SCSS

$custom: #252d5d;
$custom-light: #65658b;
$custom-dark: #000000;

JSON

{
  "hex": "#252d5d",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 93
  },
  "hsl": {
    "h": 231.429,
    "s": 43.077,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31759,
    "c": 0.08541,
    "h": 273.4
  },
  "luminance": 0.0306
}

Semantic roles & 50–950 ramp

primary

#252D5D

secondary

#90874D

accent

#C155D3

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050C

muted

#7A7A7D

Preview Lab

Preview with #252D5D

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

Preview Lab → · Contrast checker → · Palette generator →