#37158E#37158E

#37158E is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.2% C 0.178 H 284.8°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#37158E
RGB	rgb(55, 21, 142)
HSL	hsl(257, 74%, 32%)
HSV	hsv(257, 85%, 56%)
CMYK	cmyk(61.3%, 85.2%, 0%, 44.3%)
CIE-LAB	lab(21.21, 46.40, -59.71)
CIE-LCH	lch(21.21, 75.62, 307.85°)
OKLab	oklab(34.21% 0.0454 -0.1721)
OKLCH	oklch(34.21% 0.178 284.8)
XYZ	xyz(6.7247, 3.3011, 25.8688)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37158E #6C8E15

analogous

#152F8E #37158E #74158E

triadic

#37158E #8E3715 #158E37

tetradic

#37158E #8E152F #6C8E15 #158E74

square

#37158E #8E152F #6C8E15 #158E74

split-complementary

#37158E #8E7415 #2F8E15

monochromatic

#0E0523 #220D59 #37158E #4C1DC3 #6A3BE2

Accessibility & contrast

On white

12.65

#37158E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#37158E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37158E

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37158E	#FFFFFF	#000000	##FFFFFF
##37158E	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003691

Deuteranopia (green-blind)

#002F8C

Tritanopia (blue-blind)

#003B53

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #37158e;
/* rgb */ color: rgb(55, 21, 142);
/* oklch */ color: oklch(34.2% 0.178 284.8);

Tailwind

colors: {
  custom: {
    50: '#7a59b0',
    500: '#37158e',
    950: '#000000',
  },
}

SCSS

$custom: #37158e;
$custom-light: #7a59b0;
$custom-dark: #000000;

JSON

{
  "hex": "#37158e",
  "rgb": {
    "r": 55,
    "g": 21,
    "b": 142
  },
  "hsl": {
    "h": 256.86,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.3421,
    "c": 0.17799,
    "h": 284.8
  },
  "luminance": 0.03302
}

Semantic roles & 50–950 ramp

primary

#37158E

secondary

#9CC23D

accent

#F137BD

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #37158E

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

Preview Lab → · Contrast checker → · Palette generator →