#25258F#25258F

#25258F is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.9% C 0.168 H 273.4°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#25258F
RGB	rgb(37, 37, 143)
HSL	hsl(240, 59%, 35%)
HSV	hsv(240, 74%, 56%)
CMYK	cmyk(74.1%, 74.1%, 0%, 43.9%)
CIE-LAB	lab(22.65, 36.62, -58.01)
CIE-LCH	lch(22.65, 68.60, 302.26°)
OKLab	oklab(34.87% 0.01 -0.1678)
OKLCH	oklch(34.87% 0.168 273.4)
XYZ	xyz(6.3808, 3.6990, 26.3590)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25258F #8F8F25

analogous

#255A8F #25258F #5A258F

triadic

#25258F #8F2525 #258F25

tetradic

#25258F #8F255A #8F8F25 #258F5A

square

#25258F #8F255A #8F8F25 #258F5A

split-complementary

#25258F #8F5A25 #5A8F25

monochromatic

#0C0C2E #18185E #25258F #3232C0 #5A5AD4

Accessibility & contrast

On white

12.07

#25258F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#25258F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25258F

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25258F	#FFFFFF	#000000	##FFFFFF
##25258F	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B92

Deuteranopia (green-blind)

#00318D

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #25258f;
/* rgb */ color: rgb(37, 37, 143);
/* oklch */ color: oklch(34.9% 0.168 273.4);

Tailwind

colors: {
  custom: {
    50: '#7161b1',
    500: '#25258f',
    950: '#000000',
  },
}

SCSS

$custom: #25258f;
$custom-light: #7161b1;
$custom-dark: #000000;

JSON

{
  "hex": "#25258f",
  "rgb": {
    "r": 37,
    "g": 37,
    "b": 143
  },
  "hsl": {
    "h": 240,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.34868,
    "c": 0.16811,
    "h": 273.4
  },
  "luminance": 0.037
}

Semantic roles & 50–950 ramp

primary

#25258F

secondary

#B9B957

accent

#E246E2

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #25258F

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

Preview Lab → · Contrast checker → · Palette generator →