#6437B8#6437B8

#6437B8 is a mid, vivid violet. Relative luminance 0.089; OKLCH L 46.8% C 0.191 H 293.7°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#6437B8
RGB	rgb(100, 55, 184)
HSL	hsl(261, 54%, 47%)
HSV	hsv(261, 70%, 72%)
CMYK	cmyk(45.7%, 70.1%, 0%, 27.8%)
CIE-LAB	lab(35.79, 48.57, -61.04)
CIE-LCH	lch(35.79, 78.01, 308.51°)
OKLab	oklab(46.79% 0.0766 -0.1748)
OKLCH	oklch(46.79% 0.191 293.7)
XYZ	xyz(15.2711, 8.9019, 46.2517)
Luminance	0.0890 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.34

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6437B8 #8BB837

analogous

#374BB8 #6437B8 #A537B8

triadic

#6437B8 #B86437 #37B864

tetradic

#6437B8 #B8374B #8BB837 #37B8A5

square

#6437B8 #B8374B #8BB837 #37B8A5

split-complementary

#6437B8 #B8A537 #4BB837

monochromatic

#311B5A #4A2989 #6437B8 #855DCF #A98DDD

Accessibility & contrast

On white

7.55

#6437B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#6437B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6437B8

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6437B8	#FFFFFF	#000000	##FFFFFF
##6437B8	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BC

Deuteranopia (green-blind)

#0052B5

Tritanopia (blue-blind)

#4C5773

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #6437b8;
/* rgb */ color: rgb(100, 55, 184);
/* oklch */ color: oklch(46.8% 0.191 293.7);

Tailwind

colors: {
  custom: {
    50: '#9771ce',
    500: '#6437b8',
    950: '#000000',
  },
}

SCSS

$custom: #6437b8;
$custom-light: #9771ce;
$custom-dark: #000000;

JSON

{
  "hex": "#6437b8",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 184
  },
  "hsl": {
    "h": 260.93,
    "s": 53.975,
    "l": 46.863
  },
  "oklch": {
    "l": 0.46792,
    "c": 0.19082,
    "h": 293.7
  },
  "luminance": 0.08902
}

Semantic roles & 50–950 ramp

primary

#6437B8

secondary

#B0C784

accent

#DD4AAA

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0814

muted

#7E7B82

Preview Lab

Preview with #6437B8

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

Preview Lab → · Contrast checker → · Palette generator →