#252D7A#252D7A

#252D7A is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.2% C 0.130 H 272.9°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#252D7A
RGB	rgb(37, 45, 122)
HSL	hsl(234, 53%, 31%)
HSV	hsv(234, 70%, 48%)
CMYK	cmyk(69.7%, 63.1%, 0%, 52.2%)
CIE-LAB	lab(22.57, 23.74, -44.96)
CIE-LCH	lch(22.57, 50.84, 297.83°)
OKLab	oklab(34.19% 0.0066 -0.1296)
OKLCH	oklch(34.19% 0.13 272.9)
XYZ	xyz(5.2130, 3.6748, 18.8432)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252D7A #7A7225

analogous

#25577A #252D7A #47257A

triadic

#252D7A #7A252D #2D7A25

tetradic

#252D7A #7A2557 #7A7225 #257A47

square

#252D7A #7A2557 #7A7225 #257A47

split-complementary

#252D7A #7A4725 #577A25

monochromatic

#090A1C #171C4B #252D7A #333EA9 #505BCA

Accessibility & contrast

On white

12.10

#252D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#252D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252D7A

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252D7A	#FFFFFF	#000000	##FFFFFF
##252D7A	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7D

Deuteranopia (green-blind)

#003278

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #252d7a;
/* rgb */ color: rgb(37, 45, 122);
/* oklch */ color: oklch(34.2% 0.130 272.9);

Tailwind

colors: {
  custom: {
    50: '#6b65a1',
    500: '#252d7a',
    950: '#000000',
  },
}

SCSS

$custom: #252d7a;
$custom-light: #6b65a1;
$custom-dark: #000000;

JSON

{
  "hex": "#252d7a",
  "rgb": {
    "r": 37,
    "g": 45,
    "b": 122
  },
  "hsl": {
    "h": 234.353,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.3419,
    "c": 0.12977,
    "h": 272.9
  },
  "luminance": 0.03675
}

Semantic roles & 50–950 ramp

primary

#252D7A

secondary

#ACA34E

accent

#CF4BDD

background

#F6F6FA

surface

#ECEBF3

border

#C7C6CD

text

#07050F

muted

#7A7A7F

Preview Lab

Preview with #252D7A

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

Preview Lab → · Contrast checker → · Palette generator →