#252587#252587

#252587 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.0% C 0.158 H 274.1°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#252587
RGB	rgb(37, 37, 135)
HSL	hsl(240, 57%, 34%)
HSV	hsv(240, 73%, 53%)
CMYK	cmyk(72.6%, 72.6%, 0%, 47.1%)
CIE-LAB	lab(21.82, 33.80, -54.39)
CIE-LCH	lch(21.82, 64.03, 301.86°)
OKLab	oklab(34.02% 0.0113 -0.1572)
OKLCH	oklch(34.02% 0.158 274.1)
XYZ	xyz(5.7962, 3.4652, 23.2804)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252587 #878725

analogous

#255687 #252587 #562587

triadic

#252587 #872525 #258725

tetradic

#252587 #872556 #878725 #258756

square

#252587 #872556 #878725 #258756

split-complementary

#252587 #875625 #568725

monochromatic

#0B0B27 #181857 #252587 #3232B7 #5656D1

Accessibility & contrast

On white

12.40

#252587 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#252587 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252587

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252587	#FFFFFF	#000000	##FFFFFF
##252587	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398A

Deuteranopia (green-blind)

#003085

Tritanopia (blue-blind)

#004053

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #252587;
/* rgb */ color: rgb(37, 37, 135);
/* oklch */ color: oklch(34.0% 0.158 274.1);

Tailwind

colors: {
  custom: {
    50: '#6f60ab',
    500: '#252587',
    950: '#000000',
  },
}

SCSS

$custom: #252587;
$custom-light: #6f60ab;
$custom-dark: #000000;

JSON

{
  "hex": "#252587",
  "rgb": {
    "r": 37,
    "g": 37,
    "b": 135
  },
  "hsl": {
    "h": 240,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.34022,
    "c": 0.15766,
    "h": 274.1
  },
  "luminance": 0.03466
}

Semantic roles & 50–950 ramp

primary

#252587

secondary

#B5B553

accent

#E048E0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #252587

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

Preview Lab → · Contrast checker → · Palette generator →