#252CAF#252CAF

#252CAF is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.4% C 0.201 H 270.4°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#252CAF
RGB	rgb(37, 44, 175)
HSL	hsl(237, 65%, 42%)
HSV	hsv(237, 79%, 69%)
CMYK	cmyk(78.9%, 74.9%, 0%, 31.4%)
CIE-LAB	lab(27.54, 43.53, -69.44)
CIE-LCH	lch(27.54, 81.96, 302.08°)
OKLab	oklab(39.37% 0.0014 -0.2011)
OKLCH	oklch(39.37% 0.201 270.4)
XYZ	xyz(9.3989, 5.2888, 41.0746)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252CAF #AFA825

analogous

#2571AF #252CAF #6325AF

triadic

#252CAF #AF252C #2CAF25

tetradic

#252CAF #AF2571 #AFA825 #25AF63

square

#252CAF #AF2571 #AFA825 #25AF63

split-complementary

#252CAF #AF6325 #71AF25

monochromatic

#10134A #1A1F7C #252CAF #3C43D6 #6E74E0

Accessibility & contrast

On white

10.20

#252CAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#252CAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252CAF

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252CAF	#FFFFFF	#000000	##FFFFFF
##252CAF	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B3

Deuteranopia (green-blind)

#003AAD

Tritanopia (blue-blind)

#00526B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #252caf;
/* rgb */ color: rgb(37, 44, 175);
/* oklch */ color: oklch(39.4% 0.201 270.4);

Tailwind

colors: {
  custom: {
    50: '#7867c8',
    500: '#252caf',
    950: '#000000',
  },
}

SCSS

$custom: #252caf;
$custom-light: #7867c8;
$custom-dark: #000000;

JSON

{
  "hex": "#252caf",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 175
  },
  "hsl": {
    "h": 236.957,
    "s": 65.094,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39368,
    "c": 0.20112,
    "h": 270.4
  },
  "luminance": 0.0529
}

Semantic roles & 50–950 ramp

primary

#252CAF

secondary

#C7C269

accent

#E040E8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #252CAF

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

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