#6437AC#6437AC

#6437AC is a mid, vivid violet. Relative luminance 0.084; OKLCH L 45.8% C 0.177 H 296.4°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#6437AC
RGB	rgb(100, 55, 172)
HSL	hsl(263, 52%, 45%)
HSV	hsv(263, 68%, 67%)
CMYK	cmyk(41.9%, 68%, 0%, 32.5%)
CIE-LAB	lab(34.84, 45.32, -55.47)
CIE-LCH	lch(34.84, 71.63, 309.25°)
OKLab	oklab(45.81% 0.0785 -0.1584)
OKLCH	oklch(45.81% 0.177 296.4)
XYZ	xyz(14.0662, 8.4200, 39.9058)
Luminance	0.0842 (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

#6437AC #7FAC37

analogous

#3745AC #6437AC #9F37AC

triadic

#6437AC #AC6437 #37AC64

tetradic

#6437AC #AC3745 #7FAC37 #37AC9F

square

#6437AC #AC3745 #7FAC37 #37AC9F

split-complementary

#6437AC #AC9F37 #45AC37

monochromatic

#2E194F #49287E #6437AC #8357C9 #A585D8

Accessibility & contrast

On white

7.82

#6437AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#6437AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6437AC

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6437AC	#FFFFFF	#000000	##FFFFFF
##6437AC	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B0

Deuteranopia (green-blind)

#0050AA

Tritanopia (blue-blind)

#51536D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #6437ac;
/* rgb */ color: rgb(100, 55, 172);
/* oklch */ color: oklch(45.8% 0.177 296.4);

Tailwind

colors: {
  custom: {
    50: '#9671c6',
    500: '#6437ac',
    950: '#000000',
  },
}

SCSS

$custom: #6437ac;
$custom-light: #9671c6;
$custom-dark: #000000;

JSON

{
  "hex": "#6437ac",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 172
  },
  "hsl": {
    "h": 263.077,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45814,
    "c": 0.17681,
    "h": 296.4
  },
  "luminance": 0.0842
}

Semantic roles & 50–950 ramp

primary

#6437AC

secondary

#A7C27D

accent

#DB4DA4

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6437AC

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

Preview Lab → · Contrast checker → · Palette generator →