#252F68#252F68

#252F68 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.1% C 0.100 H 272.3°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#252F68
RGB	rgb(37, 47, 104)
HSL	hsl(231, 48%, 28%)
HSV	hsv(231, 64%, 41%)
CMYK	cmyk(64.4%, 54.8%, 0%, 59.2%)
CIE-LAB	lab(21.67, 15.46, -34.85)
CIE-LCH	lch(21.67, 38.13, 293.93°)
OKLab	oklab(33.07% 0.004 -0.0998)
OKLCH	oklch(33.07% 0.1 272.3)
XYZ	xyz(4.2773, 3.4255, 13.5298)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F68 #685E25

analogous

#255068 #252F68 #3D2568

triadic

#252F68 #68252F #2F6825

tetradic

#252F68 #682550 #685E25 #25683D

square

#252F68 #682550 #685E25 #25683D

split-complementary

#252F68 #683D25 #506825

monochromatic

#080A17 #151B3B #252F68 #354395 #495BBE

Accessibility & contrast

On white

12.46

#252F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#252F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F68

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F68	#FFFFFF	#000000	##FFFFFF
##252F68	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E376A

Deuteranopia (green-blind)

#003167

Tritanopia (blue-blind)

#003C46

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #252f68;
/* rgb */ color: rgb(37, 47, 104);
/* oklch */ color: oklch(33.1% 0.100 272.3);

Tailwind

colors: {
  custom: {
    50: '#676794',
    500: '#252f68',
    950: '#000000',
  },
}

SCSS

$custom: #252f68;
$custom-light: #676794;
$custom-dark: #000000;

JSON

{
  "hex": "#252f68",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 104
  },
  "hsl": {
    "h": 231.045,
    "s": 47.518,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33065,
    "c": 0.09992,
    "h": 272.3
  },
  "luminance": 0.03426
}

Semantic roles & 50–950 ramp

primary

#252F68

secondary

#9B904E

accent

#C351D7

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #252F68

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

Preview Lab → · Contrast checker → · Palette generator →