#252C8E#252C8E

#252C8E is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.9% C 0.159 H 272.1°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#252C8E
RGB	rgb(37, 44, 142)
HSL	hsl(236, 59%, 35%)
HSV	hsv(236, 74%, 56%)
CMYK	cmyk(73.9%, 69%, 0%, 44.3%)
CIE-LAB	lab(24.15, 31.87, -54.92)
CIE-LCH	lch(24.15, 63.50, 300.13°)
OKLab	oklab(35.92% 0.006 -0.1588)
OKLCH	oklch(35.92% 0.159 272.1)
XYZ	xyz(6.5445, 4.1470, 26.0415)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252C8E #8E8725

analogous

#25608E #252C8E #52258E

triadic

#252C8E #8E252C #2C8E25

tetradic

#252C8E #8E2560 #8E8725 #258E52

square

#252C8E #8E2560 #8E8725 #258E52

split-complementary

#252C8E #8E5225 #608E25

monochromatic

#0C0E2D #181D5D #252C8E #323BBF #5A62D4

Accessibility & contrast

On white

11.48

#252C8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#252C8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252C8E

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252C8E	#FFFFFF	#000000	##FFFFFF
##252C8E	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#00348C

Tritanopia (blue-blind)

#004659

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252c8e;
/* rgb */ color: rgb(37, 44, 142);
/* oklch */ color: oklch(35.9% 0.159 272.1);

Tailwind

colors: {
  custom: {
    50: '#7065b0',
    500: '#252c8e',
    950: '#000000',
  },
}

SCSS

$custom: #252c8e;
$custom-light: #7065b0;
$custom-dark: #000000;

JSON

{
  "hex": "#252c8e",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 142
  },
  "hsl": {
    "h": 236,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.35918,
    "c": 0.1589,
    "h": 272.1
  },
  "luminance": 0.04148
}

Semantic roles & 50–950 ramp

primary

#252C8E

secondary

#B9B256

accent

#D746E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090511

muted

#7B7A80

Preview Lab

Preview with #252C8E

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

Preview Lab → · Contrast checker → · Palette generator →