#252B85#252B85

#252B85 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.148 H 272.9°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#252B85
RGB	rgb(37, 43, 133)
HSL	hsl(236, 56%, 33%)
HSV	hsv(236, 72%, 52%)
CMYK	cmyk(72.2%, 67.7%, 0%, 47.8%)
CIE-LAB	lab(23.05, 29.21, -51.12)
CIE-LCH	lch(23.05, 58.87, 299.74°)
OKLab	oklab(34.85% 0.0075 -0.1477)
OKLCH	oklch(34.85% 0.148 272.9)
XYZ	xyz(5.8590, 3.8140, 22.6131)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B85 #857F25

analogous

#255B85 #252B85 #4F2585

triadic

#252B85 #85252B #2B8525

tetradic

#252B85 #85255B #857F25 #25854F

square

#252B85 #85255B #857F25 #25854F

split-complementary

#252B85 #854F25 #5B8525

monochromatic

#0A0C25 #181C55 #252B85 #323AB5 #555CD0

Accessibility & contrast

On white

11.91

#252B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#252B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B85

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B85	#FFFFFF	#000000	##FFFFFF
##252B85	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B88

Deuteranopia (green-blind)

#003383

Tritanopia (blue-blind)

#004354

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #252b85;
/* rgb */ color: rgb(37, 43, 133);
/* oklch */ color: oklch(34.9% 0.148 272.9);

Tailwind

colors: {
  custom: {
    50: '#6e64a9',
    500: '#252b85',
    950: '#000000',
  },
}

SCSS

$custom: #252b85;
$custom-light: #6e64a9;
$custom-dark: #000000;

JSON

{
  "hex": "#252b85",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 133
  },
  "hsl": {
    "h": 236.25,
    "s": 56.471,
    "l": 33.333
  },
  "oklch": {
    "l": 0.34851,
    "c": 0.14786,
    "h": 272.9
  },
  "luminance": 0.03815
}

Semantic roles & 50–950 ramp

primary

#252B85

secondary

#B4AE52

accent

#D648E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #252B85

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

Preview Lab → · Contrast checker → · Palette generator →