#37197D#37197D

#37197D is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.8% C 0.155 H 288.4°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#37197D
RGB	rgb(55, 25, 125)
HSL	hsl(258, 67%, 29%)
HSV	hsv(258, 80%, 49%)
CMYK	cmyk(56%, 80%, 0%, 51%)
CIE-LAB	lab(20.00, 39.68, -51.02)
CIE-LCH	lch(20.00, 64.63, 307.88°)
OKLab	oklab(32.82% 0.0488 -0.1468)
OKLCH	oklch(32.82% 0.155 288.4)
XYZ	xyz(5.6238, 2.9879, 19.6784)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37197D #5F7D19

analogous

#192D7D #37197D #69197D

triadic

#37197D #7D3719 #197D37

tetradic

#37197D #7D192D #5F7D19 #197D69

square

#37197D #7D192D #5F7D19 #197D69

split-complementary

#37197D #7D6919 #2D7D19

monochromatic

#0B051A #210F4A #37197D #4D23B0 #6939D7

Accessibility & contrast

On white

13.14

#37197D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#37197D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37197D

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37197D	#FFFFFF	#000000	##FFFFFF
##37197D	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003280

Deuteranopia (green-blind)

#002E7B

Tritanopia (blue-blind)

#1A364A

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #37197d;
/* rgb */ color: rgb(55, 25, 125);
/* oklch */ color: oklch(32.8% 0.155 288.4);

Tailwind

colors: {
  custom: {
    50: '#775aa4',
    500: '#37197d',
    950: '#000000',
  },
}

SCSS

$custom: #37197d;
$custom-light: #775aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#37197d",
  "rgb": {
    "r": 55,
    "g": 25,
    "b": 125
  },
  "hsl": {
    "h": 258,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32821,
    "c": 0.15465,
    "h": 288.4
  },
  "luminance": 0.02988
}

Semantic roles & 50–950 ramp

primary

#37197D

secondary

#8FB140

accent

#EA3EB6

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #37197D

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

Preview Lab → · Contrast checker → · Palette generator →