#6437B9#6437B9

#6437B9 is a mid, vivid violet. Relative luminance 0.089; OKLCH L 46.9% C 0.192 H 293.4°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#6437B9
RGB	rgb(100, 55, 185)
HSL	hsl(261, 54%, 47%)
HSV	hsv(261, 70%, 73%)
CMYK	cmyk(45.9%, 70.3%, 0%, 27.5%)
CIE-LAB	lab(35.88, 48.84, -61.50)
CIE-LCH	lch(35.88, 78.53, 308.45°)
OKLab	oklab(46.88% 0.0764 -0.1761)
OKLCH	oklch(46.88% 0.192 293.4)
XYZ	xyz(15.3763, 8.9440, 46.8057)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.23

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6437B9 #8CB937

analogous

#374BB9 #6437B9 #A537B9

triadic

#6437B9 #B96437 #37B964

tetradic

#6437B9 #B9374B #8CB937 #37B9A5

square

#6437B9 #B9374B #8CB937 #37B9A5

split-complementary

#6437B9 #B9A537 #4BB937

monochromatic

#311B5B #4A298A #6437B9 #855ECF #A98DDD

Accessibility & contrast

On white

7.53

#6437B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#6437B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6437B9

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6437B9	#FFFFFF	#000000	##FFFFFF
##6437B9	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BD

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#4B5874

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #6437b9;
/* rgb */ color: rgb(100, 55, 185);
/* oklch */ color: oklch(46.9% 0.192 293.4);

Tailwind

colors: {
  custom: {
    50: '#9871cf',
    500: '#6437b9',
    950: '#000000',
  },
}

SCSS

$custom: #6437b9;
$custom-light: #9871cf;
$custom-dark: #000000;

JSON

{
  "hex": "#6437b9",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 185
  },
  "hsl": {
    "h": 260.769,
    "s": 54.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.46876,
    "c": 0.19199,
    "h": 293.4
  },
  "luminance": 0.08944
}

Semantic roles & 50–950 ramp

primary

#6437B9

secondary

#B0C884

accent

#DE4AAB

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0814

muted

#7E7B82

Preview Lab

Preview with #6437B9

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

Preview Lab → · Contrast checker → · Palette generator →