#252B6C#252B6C

#252B6C is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.5% C 0.112 H 274.4°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#252B6C
RGB	rgb(37, 43, 108)
HSL	hsl(235, 49%, 28%)
HSV	hsv(235, 66%, 42%)
CMYK	cmyk(65.7%, 60.2%, 0%, 57.6%)
CIE-LAB	lab(20.84, 19.82, -38.79)
CIE-LCH	lch(20.84, 43.56, 297.06°)
OKLab	oklab(32.54% 0.0085 -0.1115)
OKLCH	oklch(32.54% 0.112 274.4)
XYZ	xyz(4.3327, 3.2034, 14.5744)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B6C #6C6625

analogous

#254E6C #252B6C #42256C

triadic

#252B6C #6C252B #2B6C25

tetradic

#252B6C #6C254E #6C6625 #256C42

square

#252B6C #6C254E #6C6625 #256C42

split-complementary

#252B6C #6C4225 #4E6C25

monochromatic

#080917 #15193E #252B6C #353D9A #4A54C1

Accessibility & contrast

On white

12.80

#252B6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#252B6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B6C

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B6C	#FFFFFF	#000000	##FFFFFF
##252B6C	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00356E

Deuteranopia (green-blind)

#002F6B

Tritanopia (blue-blind)

#003B47

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #252b6c;
/* rgb */ color: rgb(37, 43, 108);
/* oklch */ color: oklch(32.5% 0.112 274.4);

Tailwind

colors: {
  custom: {
    50: '#686497',
    500: '#252b6c',
    950: '#000000',
  },
}

SCSS

$custom: #252b6c;
$custom-light: #686497;
$custom-dark: #000000;

JSON

{
  "hex": "#252b6c",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 108
  },
  "hsl": {
    "h": 234.93,
    "s": 48.966,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3254,
    "c": 0.11181,
    "h": 274.4
  },
  "luminance": 0.03204
}

Semantic roles & 50–950 ramp

primary

#252B6C

secondary

#9F984E

accent

#CD4FD9

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050D

muted

#7A797E

Preview Lab

Preview with #252B6C

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

Preview Lab → · Contrast checker → · Palette generator →