#37198D#37198D

#37198D is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.5% C 0.174 H 284.5°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#37198D
RGB	rgb(55, 25, 141)
HSL	hsl(256, 70%, 33%)
HSV	hsv(256, 82%, 55%)
CMYK	cmyk(61%, 82.3%, 0%, 44.7%)
CIE-LAB	lab(21.69, 44.39, -58.30)
CIE-LCH	lch(21.69, 73.28, 307.29°)
OKLab	oklab(34.51% 0.0435 -0.168)
OKLCH	oklch(34.51% 0.174 284.5)
XYZ	xyz(6.7294, 3.4301, 25.5016)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37198D #6F8D19

analogous

#19358D #37198D #71198D

triadic

#37198D #8D3719 #198D37

tetradic

#37198D #8D1935 #6F8D19 #198D71

square

#37198D #8D1935 #6F8D19 #198D71

split-complementary

#37198D #8D7119 #358D19

monochromatic

#0E0725 #231059 #37198D #4B22C1 #6B43DE

Accessibility & contrast

On white

12.45

#37198D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#37198D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37198D

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37198D	#FFFFFF	#000000	##FFFFFF
##37198D	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003790

Deuteranopia (green-blind)

#00308B

Tritanopia (blue-blind)

#003C54

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #37198d;
/* rgb */ color: rgb(55, 25, 141);
/* oklch */ color: oklch(34.5% 0.174 284.5);

Tailwind

colors: {
  custom: {
    50: '#7a5bb0',
    500: '#37198d',
    950: '#000000',
  },
}

SCSS

$custom: #37198d;
$custom-light: #7a5bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#37198d",
  "rgb": {
    "r": 55,
    "g": 25,
    "b": 141
  },
  "hsl": {
    "h": 255.517,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34507,
    "c": 0.17358,
    "h": 284.5
  },
  "luminance": 0.03431
}

Semantic roles & 50–950 ramp

primary

#37198D

secondary

#9FBF43

accent

#ED3BBF

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #37198D

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

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