#6337AC#6337AC

#6337AC is a mid, vivid violet. Relative luminance 0.084; OKLCH L 45.7% C 0.177 H 295.9°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#6337AC
RGB	rgb(99, 55, 172)
HSL	hsl(263, 52%, 45%)
HSV	hsv(263, 68%, 67%)
CMYK	cmyk(42.4%, 68%, 0%, 32.5%)
CIE-LAB	lab(34.73, 45.13, -55.66)
CIE-LCH	lch(34.73, 71.65, 309.03°)
OKLab	oklab(45.71% 0.0771 -0.159)
OKLCH	oklch(45.71% 0.177 295.9)
XYZ	xyz(13.9562, 8.3633, 39.9007)
Luminance	0.0836 (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

#6337AC #80AC37

analogous

#3746AC #6337AC #9E37AC

triadic

#6337AC #AC6337 #37AC63

tetradic

#6337AC #AC3746 #80AC37 #37AC9E

square

#6337AC #AC3746 #80AC37 #37AC9E

split-complementary

#6337AC #AC9E37 #46AC37

monochromatic

#2E194F #48287E #6337AC #8257C9 #A485D8

Accessibility & contrast

On white

7.86

#6337AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#6337AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6337AC

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6337AC	#FFFFFF	#000000	##FFFFFF
##6337AC	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B0

Deuteranopia (green-blind)

#0050AA

Tritanopia (blue-blind)

#50536D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #6337ac;
/* rgb */ color: rgb(99, 55, 172);
/* oklch */ color: oklch(45.7% 0.177 295.9);

Tailwind

colors: {
  custom: {
    50: '#9571c6',
    500: '#6337ac',
    950: '#000000',
  },
}

SCSS

$custom: #6337ac;
$custom-light: #9571c6;
$custom-dark: #000000;

JSON

{
  "hex": "#6337ac",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 172
  },
  "hsl": {
    "h": 262.564,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45706,
    "c": 0.17671,
    "h": 295.9
  },
  "luminance": 0.08364
}

Semantic roles & 50–950 ramp

primary

#6337AC

secondary

#A8C27D

accent

#DB4DA6

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6337AC

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

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