#25299B#25299B

#25299B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.8% C 0.179 H 271.9°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#25299B
RGB	rgb(37, 41, 155)
HSL	hsl(238, 61%, 38%)
HSV	hsv(238, 76%, 61%)
CMYK	cmyk(76.1%, 73.5%, 0%, 39.2%)
CIE-LAB	lab(24.78, 38.40, -61.89)
CIE-LCH	lch(24.78, 72.84, 301.81°)
OKLab	oklab(36.77% 0.0059 -0.1791)
OKLCH	oklch(36.77% 0.179 271.9)
XYZ	xyz(7.4703, 4.3450, 31.4490)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25299B #9B9725

analogous

#25649B #25299B #5C259B

triadic

#25299B #9B2529 #299B25

tetradic

#25299B #9B2564 #9B9725 #259B5C

square

#25299B #9B2564 #9B9725 #259B5C

split-complementary

#25299B #9B5C25 #649B25

monochromatic

#0D0F38 #191C6A #25299B #3136CC #6165D9

Accessibility & contrast

On white

11.23

#25299B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#25299B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25299B

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25299B	#FFFFFF	#000000	##FFFFFF
##25299B	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419E

Deuteranopia (green-blind)

#003599

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #25299b;
/* rgb */ color: rgb(37, 41, 155);
/* oklch */ color: oklch(36.8% 0.179 271.9);

Tailwind

colors: {
  custom: {
    50: '#7464ba',
    500: '#25299b',
    950: '#000000',
  },
}

SCSS

$custom: #25299b;
$custom-light: #7464ba;
$custom-dark: #000000;

JSON

{
  "hex": "#25299b",
  "rgb": {
    "r": 37,
    "g": 41,
    "b": 155
  },
  "hsl": {
    "h": 237.966,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.36767,
    "c": 0.17924,
    "h": 271.9
  },
  "luminance": 0.04346
}

Semantic roles & 50–950 ramp

primary

#25299B

secondary

#BFBB5D

accent

#DF43E5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0512

muted

#7C7A81

Preview Lab

Preview with #25299B

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

Preview Lab → · Contrast checker → · Palette generator →