#37259A#37259A

#37259A is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.3% C 0.178 H 280.4°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#37259A
RGB	rgb(55, 37, 154)
HSL	hsl(249, 61%, 37%)
HSV	hsv(249, 76%, 60%)
CMYK	cmyk(64.3%, 76%, 0%, 39.6%)
CIE-LAB	lab(25.16, 42.32, -60.61)
CIE-LCH	lch(25.16, 73.92, 304.93°)
OKLab	oklab(37.34% 0.0321 -0.1749)
OKLCH	oklch(37.34% 0.178 280.4)
XYZ	xyz(8.0680, 4.4678, 31.0028)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37259A #889A25

analogous

#254D9A #37259A #72259A

triadic

#37259A #9A3725 #259A37

tetradic

#37259A #9A254D #889A25 #259A72

square

#37259A #9A254D #889A25 #259A72

split-complementary

#37259A #9A7225 #4D9A25

monochromatic

#140D37 #251969 #37259A #4931CB #7360D9

Accessibility & contrast

On white

11.09

#37259A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#37259A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37259A

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37259A	#FFFFFF	#000000	##FFFFFF
##37259A	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409D

Deuteranopia (green-blind)

#003798

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #37259a;
/* rgb */ color: rgb(55, 37, 154);
/* oklch */ color: oklch(37.3% 0.178 280.4);

Tailwind

colors: {
  custom: {
    50: '#7b62b9',
    500: '#37259a',
    950: '#000000',
  },
}

SCSS

$custom: #37259a;
$custom-light: #7b62b9;
$custom-dark: #000000;

JSON

{
  "hex": "#37259a",
  "rgb": {
    "r": 55,
    "g": 37,
    "b": 154
  },
  "hsl": {
    "h": 249.231,
    "s": 61.257,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37342,
    "c": 0.17782,
    "h": 280.4
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#37259A

secondary

#AFBE5D

accent

#E443CC

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #37259A

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

Preview Lab → · Contrast checker → · Palette generator →