#37217B#37217B

#37217B is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.7% C 0.143 H 287.2°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#37217B
RGB	rgb(55, 33, 123)
HSL	hsl(255, 58%, 31%)
HSV	hsv(255, 73%, 48%)
CMYK	cmyk(55.3%, 73.2%, 0%, 51.8%)
CIE-LAB	lab(21.32, 34.78, -47.57)
CIE-LCH	lch(21.32, 58.93, 306.17°)
OKLab	oklab(33.7% 0.0425 -0.1367)
OKLCH	oklch(33.7% 0.143 287.2)
XYZ	xyz(5.6935, 3.3297, 19.0777)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37217B #657B21

analogous

#21387B #37217B #64217B

triadic

#37217B #7B3721 #217B37

tetradic

#37217B #7B2138 #657B21 #217B64

square

#37217B #7B2138 #657B21 #217B64

split-complementary

#37217B #7B6421 #387B21

monochromatic

#0C071A #21144B #37217B #4D2EAB #6948CE

Accessibility & contrast

On white

12.61

#37217B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#37217B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37217B

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37217B	#FFFFFF	#000000	##FFFFFF
##37217B	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357E

Deuteranopia (green-blind)

#003179

Tritanopia (blue-blind)

#1C394B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #37217b;
/* rgb */ color: rgb(55, 33, 123);
/* oklch */ color: oklch(33.7% 0.143 287.2);

Tailwind

colors: {
  custom: {
    50: '#765ea2',
    500: '#37217b',
    950: '#000000',
  },
}

SCSS

$custom: #37217b;
$custom-light: #765ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#37217b",
  "rgb": {
    "r": 55,
    "g": 33,
    "b": 123
  },
  "hsl": {
    "h": 254.667,
    "s": 57.692,
    "l": 30.588
  },
  "oklch": {
    "l": 0.33695,
    "c": 0.14317,
    "h": 287.2
  },
  "luminance": 0.0333
}

Semantic roles & 50–950 ramp

primary

#37217B

secondary

#95AE4A

accent

#E147BB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #37217B

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

Preview Lab → · Contrast checker → · Palette generator →