#252B86#252B86

#252B86 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.9% C 0.149 H 272.8°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#252B86
RGB	rgb(37, 43, 134)
HSL	hsl(236, 57%, 34%)
HSV	hsv(236, 72%, 53%)
CMYK	cmyk(72.4%, 67.9%, 0%, 47.5%)
CIE-LAB	lab(23.14, 29.58, -51.59)
CIE-LCH	lch(23.14, 59.47, 299.83°)
OKLab	oklab(34.95% 0.0074 -0.149)
OKLCH	oklch(34.95% 0.149 272.8)
XYZ	xyz(5.9285, 3.8417, 22.9787)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252B86 #868025

analogous

#255B86 #252B86 #4F2586

triadic

#252B86 #86252B #2B8625

tetradic

#252B86 #86255B #868025 #25864F

square

#252B86 #86255B #868025 #25864F

split-complementary

#252B86 #864F25 #5B8625

monochromatic

#0B0C26 #181C56 #252B86 #323AB6 #555DD0

Accessibility & contrast

On white

11.88

#252B86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#252B86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252B86

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252B86	#FFFFFF	#000000	##FFFFFF
##252B86	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C89

Deuteranopia (green-blind)

#003384

Tritanopia (blue-blind)

#004354

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #252b86;
/* rgb */ color: rgb(37, 43, 134);
/* oklch */ color: oklch(34.9% 0.149 272.8);

Tailwind

colors: {
  custom: {
    50: '#6e64aa',
    500: '#252b86',
    950: '#000000',
  },
}

SCSS

$custom: #252b86;
$custom-light: #6e64aa;
$custom-dark: #000000;

JSON

{
  "hex": "#252b86",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 134
  },
  "hsl": {
    "h": 236.289,
    "s": 56.725,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34949,
    "c": 0.14923,
    "h": 272.8
  },
  "luminance": 0.03842
}

Semantic roles & 50–950 ramp

primary

#252B86

secondary

#B4AE52

accent

#D748E0

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080510

muted

#7B7A7F

Preview Lab

Preview with #252B86

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

Preview Lab → · Contrast checker → · Palette generator →