#25318A#25318A

#25318A is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.147 H 271.1°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#25318A
RGB	rgb(37, 49, 138)
HSL	hsl(233, 58%, 34%)
HSV	hsv(233, 73%, 54%)
CMYK	cmyk(73.2%, 64.5%, 0%, 45.9%)
CIE-LAB	lab(25.03, 27.07, -51.00)
CIE-LCH	lch(25.03, 57.74, 297.96°)
OKLab	oklab(36.44% 0.0028 -0.1473)
OKLCH	oklch(36.44% 0.147 271.1)
XYZ	xyz(6.4471, 4.4243, 24.5540)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25318A #8A7E25

analogous

#25648A #25318A #4C258A

triadic

#25318A #8A2531 #318A25

tetradic

#25318A #8A2564 #8A7E25 #258A4C

square

#25318A #8A2564 #8A7E25 #258A4C

split-complementary

#25318A #8A4C25 #648A25

monochromatic

#0B0F29 #18205A #25318A #3242BA #5766D2

Accessibility & contrast

On white

11.14

#25318A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#25318A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25318A

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25318A	#FFFFFF	#000000	##FFFFFF
##25318A	1.00	11.14	1.89	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408D

Deuteranopia (green-blind)

#003788

Tritanopia (blue-blind)

#004858

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #25318a;
/* rgb */ color: rgb(37, 49, 138);
/* oklch */ color: oklch(36.4% 0.147 271.1);

Tailwind

colors: {
  custom: {
    50: '#6f69ad',
    500: '#25318a',
    950: '#000000',
  },
}

SCSS

$custom: #25318a;
$custom-light: #6f69ad;
$custom-dark: #000000;

JSON

{
  "hex": "#25318a",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 138
  },
  "hsl": {
    "h": 232.871,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.36443,
    "c": 0.14731,
    "h": 271.1
  },
  "luminance": 0.04425
}

Semantic roles & 50–950 ramp

primary

#25318A

secondary

#B7AB54

accent

#CF47E1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #25318A

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

Preview Lab → · Contrast checker → · Palette generator →