#252B72#252B72

#252B72 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.1% C 0.121 H 274.1°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#252B72
RGB	rgb(37, 43, 114)
HSL	hsl(235, 51%, 30%)
HSV	hsv(235, 68%, 45%)
CMYK	cmyk(67.5%, 62.3%, 0%, 55.3%)
CIE-LAB	lab(21.34, 22.09, -41.85)
CIE-LCH	lch(21.34, 47.32, 297.83°)
OKLab	oklab(33.07% 0.0085 -0.1205)
OKLCH	oklch(33.07% 0.121 274.1)
XYZ	xyz(4.6631, 3.3356, 16.3144)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B72 #726C25

analogous

#255172 #252B72 #462572

triadic

#252B72 #72252B #2B7225

tetradic

#252B72 #722551 #726C25 #257246

square

#252B72 #722551 #726C25 #257246

split-complementary

#252B72 #724625 #517225

monochromatic

#070917 #161A44 #252B72 #343CA0 #4C56C5

Accessibility & contrast

On white

12.60

#252B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#252B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B72

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B72	#FFFFFF	#000000	##FFFFFF
##252B72	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003774

Deuteranopia (green-blind)

#003071

Tritanopia (blue-blind)

#003C4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #252b72;
/* rgb */ color: rgb(37, 43, 114);
/* oklch */ color: oklch(33.1% 0.121 274.1);

Tailwind

colors: {
  custom: {
    50: '#6a649b',
    500: '#252b72',
    950: '#000000',
  },
}

SCSS

$custom: #252b72;
$custom-light: #6a649b;
$custom-dark: #000000;

JSON

{
  "hex": "#252b72",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 114
  },
  "hsl": {
    "h": 235.325,
    "s": 50.993,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33069,
    "c": 0.12077,
    "h": 274.1
  },
  "luminance": 0.03336
}

Semantic roles & 50–950 ramp

primary

#252B72

secondary

#A59E4E

accent

#CF4DDA

background

#F6F5F9

surface

#ECEAF2

border

#C7C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #252B72

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

Preview Lab → · Contrast checker → · Palette generator →