#37135B#37135B

#37135B is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.8% C 0.121 H 302.0°. Best body text is #FFFFFF at 14.93:1 contrast (WCAG AA passes).

Color values

HEX	#37135B
RGB	rgb(55, 19, 91)
HSL	hsl(270, 65%, 22%)
HSV	hsv(270, 79%, 36%)
CMYK	cmyk(39.6%, 79.1%, 0%, 64.3%)
CIE-LAB	lab(15.66, 32.93, -35.93)
CIE-LCH	lch(15.66, 48.74, 312.51°)
OKLab	oklab(28.77% 0.0639 -0.1024)
OKLCH	oklch(28.77% 0.121 302)
XYZ	xyz(3.6963, 2.0333, 10.0932)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.60

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37135B #375B13

analogous

#13135B #37135B #5B135B

triadic

#37135B #5B3713 #135B37

tetradic

#37135B #5B1313 #375B13 #135B5B

square

#37135B #5B1313 #375B13 #135B5B

split-complementary

#37135B #5B5B13 #135B13

monochromatic

#0F0519 #180828 #37135B #561E8E #7428C0

Accessibility & contrast

On white

14.93

#37135B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#37135B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37135B

14.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37135B	#FFFFFF	#000000	##FFFFFF
##37135B	1.00	14.93	1.41	14.93
#FFFFFF	14.93	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275D

Deuteranopia (green-blind)

#00275A

Tritanopia (blue-blind)

#2F2536

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #37135b;
/* rgb */ color: rgb(55, 19, 91);
/* oklch */ color: oklch(28.8% 0.121 302.0);

Tailwind

colors: {
  custom: {
    50: '#72558a',
    500: '#37135b',
    950: '#000000',
  },
}

SCSS

$custom: #37135b;
$custom-light: #72558a;
$custom-dark: #000000;

JSON

{
  "hex": "#37135b",
  "rgb": {
    "r": 55,
    "g": 19,
    "b": 91
  },
  "hsl": {
    "h": 270,
    "s": 65.455,
    "l": 21.569
  },
  "oklch": {
    "l": 0.28771,
    "c": 0.12075,
    "h": 302
  },
  "luminance": 0.02033
}

Semantic roles & 50–950 ramp

primary

#37135B

secondary

#659337

accent

#E83F94

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #37135B

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

Preview Lab → · Contrast checker → · Palette generator →