#7C37BB#7C37BB

#7C37BB is a mid, vivid violet. Relative luminance 0.106; OKLCH L 49.7% C 0.197 H 303.9°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#7C37BB
RGB	rgb(124, 55, 187)
HSL	hsl(271, 55%, 47%)
HSV	hsv(271, 71%, 73%)
CMYK	cmyk(33.7%, 70.6%, 0%, 26.7%)
CIE-LAB	lab(38.91, 53.85, -57.62)
CIE-LCH	lch(38.91, 78.87, 313.07°)
OKLab	oklab(49.72% 0.11 -0.1639)
OKLCH	oklch(49.72% 0.197 303.9)
XYZ	xyz(18.6459, 10.6054, 48.0688)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7C37BB #76BB37

analogous

#3A37BB #7C37BB #BB37B8

triadic

#7C37BB #BB7C37 #37BB7C

tetradic

#7C37BB #BB3A37 #76BB37 #37B8BB

square

#7C37BB #BB3A37 #76BB37 #37B8BB

split-complementary

#7C37BB #B8BB37 #37BB3A

monochromatic

#3D1B5C #5D298C #7C37BB #9A5FD0 #B88EDE

Accessibility & contrast

On white

6.73

#7C37BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#7C37BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #7C37BB

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7C37BB	#FFFFFF	#000000	##FFFFFF
##7C37BB	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABF

Deuteranopia (green-blind)

#005BB8

Tritanopia (blue-blind)

#705675

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #7c37bb;
/* rgb */ color: rgb(124, 55, 187);
/* oklch */ color: oklch(49.7% 0.197 303.9);

Tailwind

colors: {
  custom: {
    50: '#a774d0',
    500: '#7c37bb',
    950: '#000000',
  },
}

SCSS

$custom: #7c37bb;
$custom-light: #a774d0;
$custom-dark: #000000;

JSON

{
  "hex": "#7c37bb",
  "rgb": {
    "r": 124,
    "g": 55,
    "b": 187
  },
  "hsl": {
    "h": 271.364,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.49723,
    "c": 0.1974,
    "h": 303.9
  },
  "luminance": 0.10605
}

Semantic roles & 50–950 ramp

primary

#7C37BB

secondary

#A5C985

accent

#DE4A91

background

#FAF7FC

surface

#F4EDF9

border

#CEC8D2

text

#100814

muted

#7F7B82

Preview Lab

Preview with #7C37BB

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

Preview Lab → · Contrast checker → · Palette generator →