#252D9F#252D9F

#252D9F is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.8% C 0.180 H 271.1°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#252D9F
RGB	rgb(37, 45, 159)
HSL	hsl(236, 62%, 38%)
HSV	hsv(236, 77%, 62%)
CMYK	cmyk(76.7%, 71.7%, 0%, 37.6%)
CIE-LAB	lab(26.08, 37.37, -62.20)
CIE-LCH	lch(26.08, 72.56, 301.00°)
OKLab	oklab(37.82% 0.0034 -0.18)
OKLCH	oklch(37.82% 0.18 271.1)
XYZ	xyz(7.9572, 4.7724, 33.2960)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252D9F #9F9725

analogous

#256A9F #252D9F #5A259F

triadic

#252D9F #9F252D #2D9F25

tetradic

#252D9F #9F256A #9F9725 #259F5A

square

#252D9F #9F256A #9F9725 #259F5A

split-complementary

#252D9F #9F5A25 #6A9F25

monochromatic

#0E113C #191F6D #252D9F #323CCF #646BDB

Accessibility & contrast

On white

10.74

#252D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#252D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252D9F

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252D9F	#FFFFFF	#000000	##FFFFFF
##252D9F	1.00	10.74	1.95	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A2

Deuteranopia (green-blind)

#00389D

Tritanopia (blue-blind)

#004D63

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #252d9f;
/* rgb */ color: rgb(37, 45, 159);
/* oklch */ color: oklch(37.8% 0.180 271.1);

Tailwind

colors: {
  custom: {
    50: '#7467bd',
    500: '#252d9f',
    950: '#000000',
  },
}

SCSS

$custom: #252d9f;
$custom-light: #7467bd;
$custom-dark: #000000;

JSON

{
  "hex": "#252d9f",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 159
  },
  "hsl": {
    "h": 236.066,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.3782,
    "c": 0.18007,
    "h": 271.1
  },
  "luminance": 0.04773
}

Semantic roles & 50–950 ramp

primary

#252D9F

secondary

#C0BA5F

accent

#DB42E5

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #252D9F

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

Preview Lab → · Contrast checker → · Palette generator →