#252F72#252F72

#252F72 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.9% C 0.115 H 272.3°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#252F72
RGB	rgb(37, 47, 114)
HSL	hsl(232, 51%, 30%)
HSV	hsv(232, 68%, 45%)
CMYK	cmyk(67.5%, 58.8%, 0%, 55.3%)
CIE-LAB	lab(22.45, 19.30, -40.05)
CIE-LCH	lch(22.45, 44.46, 295.73°)
OKLab	oklab(33.89% 0.0047 -0.1151)
OKLCH	oklch(33.89% 0.115 272.3)
XYZ	xyz(4.8157, 3.6408, 16.3653)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F72 #726825

analogous

#255672 #252F72 #422572

triadic

#252F72 #72252F #2F7225

tetradic

#252F72 #722556 #726825 #257242

square

#252F72 #722556 #726825 #257242

split-complementary

#252F72 #724225 #567225

monochromatic

#070A17 #161C44 #252F72 #3442A0 #4C5CC5

Accessibility & contrast

On white

12.15

#252F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#252F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F72

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F72	#FFFFFF	#000000	##FFFFFF
##252F72	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003974

Deuteranopia (green-blind)

#003271

Tritanopia (blue-blind)

#003F4B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #252f72;
/* rgb */ color: rgb(37, 47, 114);
/* oklch */ color: oklch(33.9% 0.115 272.3);

Tailwind

colors: {
  custom: {
    50: '#69679b',
    500: '#252f72',
    950: '#000000',
  },
}

SCSS

$custom: #252f72;
$custom-light: #69679b;
$custom-dark: #000000;

JSON

{
  "hex": "#252f72",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 114
  },
  "hsl": {
    "h": 232.208,
    "s": 50.993,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33892,
    "c": 0.11523,
    "h": 272.3
  },
  "luminance": 0.03641
}

Semantic roles & 50–950 ramp

primary

#252F72

secondary

#A5994E

accent

#C84DDA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #252F72

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

Preview Lab → · Contrast checker → · Palette generator →