#252E99#252E99

#252E99 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.4% C 0.171 H 271.2°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#252E99
RGB	rgb(37, 46, 153)
HSL	hsl(235, 61%, 37%)
HSV	hsv(235, 76%, 60%)
CMYK	cmyk(75.8%, 69.9%, 0%, 40%)
CIE-LAB	lab(25.70, 34.59, -59.15)
CIE-LCH	lch(25.70, 68.52, 300.32°)
OKLab	oklab(37.37% 0.0035 -0.1711)
OKLCH	oklch(37.37% 0.171 271.2)
XYZ	xyz(7.4878, 4.6464, 30.6330)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252E99 #999025

analogous

#256899 #252E99 #562599

triadic

#252E99 #99252E #2E9925

tetradic

#252E99 #992568 #999025 #259956

square

#252E99 #992568 #999025 #259956

split-complementary

#252E99 #995625 #689925

monochromatic

#0D1036 #191F68 #252E99 #313DCA #6069D9

Accessibility & contrast

On white

10.88

#252E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#252E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252E99

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252E99	#FFFFFF	#000000	##FFFFFF
##252E99	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429C

Deuteranopia (green-blind)

#003797

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #252e99;
/* rgb */ color: rgb(37, 46, 153);
/* oklch */ color: oklch(37.4% 0.171 271.2);

Tailwind

colors: {
  custom: {
    50: '#7367b8',
    500: '#252e99',
    950: '#000000',
  },
}

SCSS

$custom: #252e99;
$custom-light: #7367b8;
$custom-dark: #000000;

JSON

{
  "hex": "#252e99",
  "rgb": {
    "r": 37,
    "g": 46,
    "b": 153
  },
  "hsl": {
    "h": 235.345,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37368,
    "c": 0.17119,
    "h": 271.2
  },
  "luminance": 0.04647
}

Semantic roles & 50–950 ramp

primary

#252E99

secondary

#BEB65C

accent

#D844E4

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #252E99

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

Preview Lab → · Contrast checker → · Palette generator →