#252991#252991

#252991 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.7% C 0.166 H 272.6°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#252991
RGB	rgb(37, 41, 145)
HSL	hsl(238, 59%, 36%)
HSV	hsv(238, 74%, 57%)
CMYK	cmyk(74.5%, 71.7%, 0%, 43.1%)
CIE-LAB	lab(23.75, 34.86, -57.44)
CIE-LCH	lch(23.75, 67.20, 301.25°)
OKLab	oklab(35.72% 0.0074 -0.1662)
OKLCH	oklch(35.72% 0.166 272.6)
XYZ	xyz(6.6650, 4.0228, 27.2078)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252991 #918D25

analogous

#255F91 #252991 #572591

triadic

#252991 #912529 #299125

tetradic

#252991 #91255F #918D25 #259157

square

#252991 #91255F #918D25 #259157

split-complementary

#252991 #915725 #5F9125

monochromatic

#0C0D2F #191B60 #252991 #3137C2 #5B60D5

Accessibility & contrast

On white

11.64

#252991 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#252991 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252991

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252991	#FFFFFF	#000000	##FFFFFF
##252991	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#00338F

Tritanopia (blue-blind)

#00465A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252991;
/* rgb */ color: rgb(37, 41, 145);
/* oklch */ color: oklch(35.7% 0.166 272.6);

Tailwind

colors: {
  custom: {
    50: '#7163b2',
    500: '#252991',
    950: '#000000',
  },
}

SCSS

$custom: #252991;
$custom-light: #7163b2;
$custom-dark: #000000;

JSON

{
  "hex": "#252991",
  "rgb": {
    "r": 37,
    "g": 41,
    "b": 145
  },
  "hsl": {
    "h": 237.778,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35715,
    "c": 0.16634,
    "h": 272.6
  },
  "luminance": 0.04024
}

Semantic roles & 50–950 ramp

primary

#252991

secondary

#BAB658

accent

#DD45E3

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #252991

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

Preview Lab → · Contrast checker → · Palette generator →