#25259B#25259B

#25259B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.2% C 0.183 H 272.4°. Best body text is #FFFFFF at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#25259B
RGB	rgb(37, 37, 155)
HSL	hsl(240, 61%, 38%)
HSV	hsv(240, 76%, 61%)
CMYK	cmyk(76.1%, 76.1%, 0%, 39.2%)
CIE-LAB	lab(23.94, 40.75, -63.28)
CIE-LCH	lch(23.94, 75.27, 302.78°)
OKLab	oklab(36.17% 0.0078 -0.1831)
OKLCH	oklch(36.17% 0.183 272.4)
XYZ	xyz(7.3389, 4.0822, 31.4052)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25259B #9B9B25

analogous

#25609B #25259B #60259B

triadic

#25259B #9B2525 #259B25

tetradic

#25259B #9B2560 #9B9B25 #259B60

square

#25259B #9B2560 #9B9B25 #259B60

split-complementary

#25259B #9B6025 #609B25

monochromatic

#0D0D38 #19196A #25259B #3131CC #6161D9

Accessibility & contrast

On white

11.56

#25259B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#25259B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25259B

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25259B	#FFFFFF	#000000	##FFFFFF
##25259B	1.00	11.56	1.82	11.56
#FFFFFF	11.56	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9E

Deuteranopia (green-blind)

#003399

Tritanopia (blue-blind)

#00485E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #25259b;
/* rgb */ color: rgb(37, 37, 155);
/* oklch */ color: oklch(36.2% 0.183 272.4);

Tailwind

colors: {
  custom: {
    50: '#7461ba',
    500: '#25259b',
    950: '#000000',
  },
}

SCSS

$custom: #25259b;
$custom-light: #7461ba;
$custom-dark: #000000;

JSON

{
  "hex": "#25259b",
  "rgb": {
    "r": 37,
    "g": 37,
    "b": 155
  },
  "hsl": {
    "h": 240,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.3617,
    "c": 0.18331,
    "h": 272.4
  },
  "luminance": 0.04083
}

Semantic roles & 50–950 ramp

primary

#25259B

secondary

#BFBF5D

accent

#E543E5

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #25259B

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

Preview Lab → · Contrast checker → · Palette generator →