#6437AB#6437AB

#6437AB is a mid, vivid violet. Relative luminance 0.084; OKLCH L 45.7% C 0.176 H 296.6°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#6437AB
RGB	rgb(100, 55, 171)
HSL	hsl(263, 51%, 44%)
HSV	hsv(263, 68%, 67%)
CMYK	cmyk(41.5%, 67.8%, 0%, 32.9%)
CIE-LAB	lab(34.77, 45.06, -55.00)
CIE-LCH	lch(34.77, 71.10, 309.33°)
OKLab	oklab(45.74% 0.0787 -0.157)
OKLCH	oklch(45.74% 0.176 296.6)
XYZ	xyz(13.9705, 8.3817, 39.4020)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6437AB #7EAB37

analogous

#3744AB #6437AB #9E37AB

triadic

#6437AB #AB6437 #37AB64

tetradic

#6437AB #AB3744 #7EAB37 #37AB9E

square

#6437AB #AB3744 #7EAB37 #37AB9E

split-complementary

#6437AB #AB9E37 #44AB37

monochromatic

#2E194E #49287D #6437AB #8356C9 #A585D8

Accessibility & contrast

On white

7.85

#6437AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#6437AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6437AB

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6437AB	#FFFFFF	#000000	##FFFFFF
##6437AB	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AF

Deuteranopia (green-blind)

#0050A9

Tritanopia (blue-blind)

#52536C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #6437ab;
/* rgb */ color: rgb(100, 55, 171);
/* oklch */ color: oklch(45.7% 0.176 296.6);

Tailwind

colors: {
  custom: {
    50: '#9671c5',
    500: '#6437ab',
    950: '#000000',
  },
}

SCSS

$custom: #6437ab;
$custom-light: #9671c5;
$custom-dark: #000000;

JSON

{
  "hex": "#6437ab",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 171
  },
  "hsl": {
    "h": 263.276,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.45735,
    "c": 0.17563,
    "h": 296.6
  },
  "luminance": 0.08382
}

Semantic roles & 50–950 ramp

primary

#6437AB

secondary

#A7C17C

accent

#DB4DA4

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6437AB

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

Preview Lab → · Contrast checker → · Palette generator →