#37115B#37115B

#37115B is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.5% C 0.123 H 302.4°. Best body text is #FFFFFF at 15.07:1 contrast (WCAG AA passes).

Color values

HEX	#37115B
RGB	rgb(55, 17, 91)
HSL	hsl(271, 69%, 21%)
HSV	hsv(271, 81%, 36%)
CMYK	cmyk(39.6%, 81.3%, 0%, 64.3%)
CIE-LAB	lab(15.32, 33.90, -36.48)
CIE-LCH	lch(15.32, 49.80, 312.90°)
OKLab	oklab(28.53% 0.066 -0.1041)
OKLCH	oklch(28.53% 0.123 302.4)
XYZ	xyz(3.6639, 1.9684, 10.0824)
Luminance	0.0197 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.49

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37115B #355B11

analogous

#12115B #37115B #5B115A

triadic

#37115B #5B3711 #115B37

tetradic

#37115B #5B1211 #355B11 #115A5B

square

#37115B #5B1211 #355B11 #115A5B

split-complementary

#37115B #5A5B11 #115B12

monochromatic

#10051A #180727 #37115B #561B8F #7524C2

Accessibility & contrast

On white

15.07

#37115B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#37115B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37115B

15.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37115B	#FFFFFF	#000000	##FFFFFF
##37115B	1.00	15.07	1.39	15.07
#FFFFFF	15.07	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265D

Deuteranopia (green-blind)

#00265A

Tritanopia (blue-blind)

#2F2435

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #37115b;
/* rgb */ color: rgb(55, 17, 91);
/* oklch */ color: oklch(28.5% 0.123 302.4);

Tailwind

colors: {
  custom: {
    50: '#72548a',
    500: '#37115b',
    950: '#000000',
  },
}

SCSS

$custom: #37115b;
$custom-light: #72548a;
$custom-dark: #000000;

JSON

{
  "hex": "#37115b",
  "rgb": {
    "r": 55,
    "g": 17,
    "b": 91
  },
  "hsl": {
    "h": 270.811,
    "s": 68.519,
    "l": 21.176
  },
  "oklch": {
    "l": 0.28531,
    "c": 0.12322,
    "h": 302.4
  },
  "luminance": 0.01968
}

Semantic roles & 50–950 ramp

primary

#37115B

secondary

#639434

accent

#EB3C92

background

#F7F4F8

surface

#EDE8F0

border

#C8C4CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #37115B

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

Preview Lab → · Contrast checker → · Palette generator →