#37175F#37175F

#37175F is a dark, vivid violet. Relative luminance 0.023; OKLCH L 29.7% C 0.120 H 299.2°. Best body text is #FFFFFF at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#37175F
RGB	rgb(55, 23, 95)
HSL	hsl(267, 61%, 23%)
HSV	hsv(267, 76%, 37%)
CMYK	cmyk(42.1%, 75.8%, 0%, 62.7%)
CIE-LAB	lab(16.75, 31.97, -36.82)
CIE-LCH	lch(16.75, 48.76, 310.96°)
OKLab	oklab(29.66% 0.0587 -0.1051)
OKLCH	oklch(29.66% 0.12 299.2)
XYZ	xyz(3.9470, 2.2512, 11.0508)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.81

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37175F #3F5F17

analogous

#171B5F #37175F #5B175F

triadic

#37175F #5F3717 #175F37

tetradic

#37175F #5F171B #3F5F17 #175F5B

square

#37175F #5F171B #3F5F17 #175F5B

split-complementary

#37175F #5F5B17 #1B5F17

monochromatic

#0E0619 #1A0B2E #37175F #542390 #702FC2

Accessibility & contrast

On white

14.48

#37175F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#37175F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37175F

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37175F	#FFFFFF	#000000	##FFFFFF
##37175F	1.00	14.48	1.45	14.48
#FFFFFF	14.48	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002961

Deuteranopia (green-blind)

#00295E

Tritanopia (blue-blind)

#2E2939

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #37175f;
/* rgb */ color: rgb(55, 23, 95);
/* oklch */ color: oklch(29.7% 0.120 299.2);

Tailwind

colors: {
  custom: {
    50: '#72578d',
    500: '#37175f',
    950: '#000000',
  },
}

SCSS

$custom: #37175f;
$custom-light: #72578d;
$custom-dark: #000000;

JSON

{
  "hex": "#37175f",
  "rgb": {
    "r": 55,
    "g": 23,
    "b": 95
  },
  "hsl": {
    "h": 266.667,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.29656,
    "c": 0.12036,
    "h": 299.2
  },
  "luminance": 0.02251
}

Semantic roles & 50–950 ramp

primary

#37175F

secondary

#6E963C

accent

#E4449D

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #37175F

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

Preview Lab → · Contrast checker → · Palette generator →