#252BA2#252BA2

#252BA2 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.8% C 0.186 H 271.2°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#252BA2
RGB	rgb(37, 43, 162)
HSL	hsl(237, 63%, 39%)
HSV	hsv(237, 77%, 64%)
CMYK	cmyk(77.2%, 73.5%, 0%, 36.5%)
CIE-LAB	lab(25.95, 39.64, -64.23)
CIE-LCH	lch(25.95, 75.48, 301.68°)
OKLab	oklab(37.82% 0.0039 -0.186)
OKLCH	oklch(37.82% 0.186 271.2)
XYZ	xyz(8.1462, 4.7288, 34.6588)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252BA2 #A29C25

analogous

#256AA2 #252BA2 #5E25A2

triadic

#252BA2 #A2252B #2BA225

tetradic

#252BA2 #A2256A #A29C25 #25A25E

square

#252BA2 #A2256A #A29C25 #25A25E

split-complementary

#252BA2 #A25E25 #6AA225

monochromatic

#0E113E #1A1E70 #252BA2 #343BD1 #656BDC

Accessibility & contrast

On white

10.79

#252BA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#252BA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252BA2

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252BA2	#FFFFFF	#000000	##FFFFFF
##252BA2	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A6

Deuteranopia (green-blind)

#0037A0

Tritanopia (blue-blind)

#004D64

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #252ba2;
/* rgb */ color: rgb(37, 43, 162);
/* oklch */ color: oklch(37.8% 0.186 271.2);

Tailwind

colors: {
  custom: {
    50: '#7565bf',
    500: '#252ba2',
    950: '#000000',
  },
}

SCSS

$custom: #252ba2;
$custom-light: #7565bf;
$custom-dark: #000000;

JSON

{
  "hex": "#252ba2",
  "rgb": {
    "r": 37,
    "g": 43,
    "b": 162
  },
  "hsl": {
    "h": 237.12,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.3782,
    "c": 0.186,
    "h": 271.2
  },
  "luminance": 0.0473
}

Semantic roles & 50–950 ramp

primary

#252BA2

secondary

#C2BD61

accent

#DE42E6

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #252BA2

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

Preview Lab → · Contrast checker → · Palette generator →