#252C9B#252C9B

#252C9B is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.2% C 0.176 H 271.4°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#252C9B
RGB	rgb(37, 44, 155)
HSL	hsl(236, 61%, 38%)
HSV	hsv(236, 76%, 61%)
CMYK	cmyk(76.1%, 71.6%, 0%, 39.2%)
CIE-LAB	lab(25.44, 36.56, -60.80)
CIE-LCH	lch(25.44, 70.95, 301.02°)
OKLab	oklab(37.24% 0.0044 -0.176)
OKLCH	oklch(37.24% 0.176 271.4)
XYZ	xyz(7.5780, 4.5604, 31.4849)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252C9B #9B9425

analogous

#25679B #252C9B #59259B

triadic

#252C9B #9B252C #2C9B25

tetradic

#252C9B #9B2567 #9B9425 #259B59

square

#252C9B #9B2567 #9B9425 #259B59

split-complementary

#252C9B #9B5925 #679B25

monochromatic

#0D1038 #191E6A #252C9B #313ACC #6168D9

Accessibility & contrast

On white

10.98

#252C9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#252C9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252C9B

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252C9B	#FFFFFF	#000000	##FFFFFF
##252C9B	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429E

Deuteranopia (green-blind)

#003799

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #252c9b;
/* rgb */ color: rgb(37, 44, 155);
/* oklch */ color: oklch(37.2% 0.176 271.4);

Tailwind

colors: {
  custom: {
    50: '#7366ba',
    500: '#252c9b',
    950: '#000000',
  },
}

SCSS

$custom: #252c9b;
$custom-light: #7366ba;
$custom-dark: #000000;

JSON

{
  "hex": "#252c9b",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 155
  },
  "hsl": {
    "h": 236.441,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37242,
    "c": 0.17601,
    "h": 271.4
  },
  "luminance": 0.04561
}

Semantic roles & 50–950 ramp

primary

#252C9B

secondary

#BFB95D

accent

#DB43E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #252C9B

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

Preview Lab → · Contrast checker → · Palette generator →