#252DA9#252DA9

#252DA9 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.9% C 0.193 H 270.6°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#252DA9
RGB	rgb(37, 45, 169)
HSL	hsl(236, 64%, 40%)
HSV	hsv(236, 78%, 66%)
CMYK	cmyk(78.1%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(27.11, 40.88, -66.54)
CIE-LCH	lch(27.11, 78.10, 301.56°)
OKLab	oklab(38.87% 0.002 -0.1927)
OKLCH	oklch(38.87% 0.193 270.6)
XYZ	xyz(8.8603, 5.1337, 38.0524)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252DA9 #A9A125

analogous

#256FA9 #252DA9 #5F25A9

triadic

#252DA9 #A9252D #2DA925

tetradic

#252DA9 #A9256F #A9A125 #25A95F

square

#252DA9 #A9256F #A9A125 #25A95F

split-complementary

#252DA9 #A95F25 #6FA925

monochromatic

#0F1245 #1A2077 #252DA9 #3841D3 #6A71DE

Accessibility & contrast

On white

10.36

#252DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#252DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252DA9

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252DA9	#FFFFFF	#000000	##FFFFFF
##252DA9	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#003AA7

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #252da9;
/* rgb */ color: rgb(37, 45, 169);
/* oklch */ color: oklch(38.9% 0.193 270.6);

Tailwind

colors: {
  custom: {
    50: '#7767c4',
    500: '#252da9',
    950: '#000000',
  },
}

SCSS

$custom: #252da9;
$custom-light: #7767c4;
$custom-dark: #000000;

JSON

{
  "hex": "#252da9",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 236.364,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38872,
    "c": 0.19271,
    "h": 270.6
  },
  "luminance": 0.05135
}

Semantic roles & 50–950 ramp

primary

#252DA9

secondary

#C4BF65

accent

#DD41E7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0613

muted

#7C7A82

Preview Lab

Preview with #252DA9

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

Preview Lab → · Contrast checker → · Palette generator →