#25319A#25319A

#25319A is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.0% C 0.169 H 270.6°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).

Color values

HEX	#25319A
RGB	rgb(37, 49, 154)
HSL	hsl(234, 61%, 37%)
HSV	hsv(234, 76%, 60%)
CMYK	cmyk(76%, 68.2%, 0%, 39.6%)
CIE-LAB	lab(26.51, 33.03, -58.43)
CIE-LCH	lch(26.51, 67.12, 299.48°)
OKLab	oklab(37.99% 0.0017 -0.169)
OKLCH	oklch(37.99% 0.169 270.6)
XYZ	xyz(7.6920, 4.9222, 31.1103)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25319A #9A8E25

analogous

#256C9A #25319A #53259A

triadic

#25319A #9A2531 #319A25

tetradic

#25319A #9A256C #9A8E25 #259A53

square

#25319A #9A256C #9A8E25 #259A53

split-complementary

#25319A #9A5325 #6C9A25

monochromatic

#0D1237 #192169 #25319A #3141CB #606DD9

Accessibility & contrast

On white

10.58

#25319A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#25319A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25319A

10.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25319A	#FFFFFF	#000000	##FFFFFF
##25319A	1.00	10.58	1.98	10.58
#FFFFFF	10.58	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449D

Deuteranopia (green-blind)

#003998

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #25319a;
/* rgb */ color: rgb(37, 49, 154);
/* oklch */ color: oklch(38.0% 0.169 270.6);

Tailwind

colors: {
  custom: {
    50: '#7369b9',
    500: '#25319a',
    950: '#000000',
  },
}

SCSS

$custom: #25319a;
$custom-light: #7369b9;
$custom-dark: #000000;

JSON

{
  "hex": "#25319a",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 154
  },
  "hsl": {
    "h": 233.846,
    "s": 61.257,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37985,
    "c": 0.16905,
    "h": 270.6
  },
  "luminance": 0.04923
}

Semantic roles & 50–950 ramp

primary

#25319A

secondary

#BEB45D

accent

#D443E4

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #25319A

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

Preview Lab → · Contrast checker → · Palette generator →