#7A37BB#7A37BB

#7A37BB is a mid, vivid violet. Relative luminance 0.105; OKLCH L 49.5% C 0.197 H 303.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#7A37BB
RGB	rgb(122, 55, 187)
HSL	hsl(270, 55%, 47%)
HSV	hsv(270, 71%, 73%)
CMYK	cmyk(34.8%, 70.6%, 0%, 26.7%)
CIE-LAB	lab(38.65, 53.46, -58.05)
CIE-LCH	lch(38.65, 78.92, 312.65°)
OKLab	oklab(49.49% 0.1072 -0.1652)
OKLCH	oklch(49.49% 0.197 303)
XYZ	xyz(18.3598, 10.4578, 48.0554)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7A37BB #78BB37

analogous

#3837BB #7A37BB #BB37BA

triadic

#7A37BB #BB7A37 #37BB7A

tetradic

#7A37BB #BB3837 #78BB37 #37BABB

square

#7A37BB #BB3837 #78BB37 #37BABB

split-complementary

#7A37BB #BABB37 #37BB38

monochromatic

#3C1B5C #5B298C #7A37BB #985FD0 #B78EDE

Accessibility & contrast

On white

6.79

#7A37BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#7A37BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #7A37BB

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7A37BB	#FFFFFF	#000000	##FFFFFF
##7A37BB	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ABF

Deuteranopia (green-blind)

#005BB8

Tritanopia (blue-blind)

#6D5675

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #7a37bb;
/* rgb */ color: rgb(122, 55, 187);
/* oklch */ color: oklch(49.5% 0.197 303.0);

Tailwind

colors: {
  custom: {
    50: '#a673d0',
    500: '#7a37bb',
    950: '#000000',
  },
}

SCSS

$custom: #7a37bb;
$custom-light: #a673d0;
$custom-dark: #000000;

JSON

{
  "hex": "#7a37bb",
  "rgb": {
    "r": 122,
    "g": 55,
    "b": 187
  },
  "hsl": {
    "h": 270.455,
    "s": 54.545,
    "l": 47.451
  },
  "oklch": {
    "l": 0.49485,
    "c": 0.19697,
    "h": 303
  },
  "luminance": 0.10458
}

Semantic roles & 50–950 ramp

primary

#7A37BB

secondary

#A6C985

accent

#DE4A93

background

#FAF7FC

surface

#F4EDF9

border

#CEC8D2

text

#100814

muted

#7F7B82

Preview Lab

Preview with #7A37BB

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

Preview Lab → · Contrast checker → · Palette generator →