#63379D#63379D

#63379D is a dark, vivid violet. Relative luminance 0.078; OKLCH L 44.5% C 0.159 H 299.8°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#63379D
RGB	rgb(99, 55, 157)
HSL	hsl(266, 48%, 42%)
HSV	hsv(266, 65%, 62%)
CMYK	cmyk(36.9%, 65%, 0%, 38.4%)
CIE-LAB	lab(33.60, 41.11, -48.46)
CIE-LCH	lch(33.60, 63.55, 310.31°)
OKLab	oklab(44.54% 0.0789 -0.1378)
OKLCH	oklch(44.54% 0.159 299.8)
XYZ	xyz(12.5961, 7.8192, 32.7374)
Luminance	0.0782 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63379D #719D37

analogous

#373E9D #63379D #96379D

triadic

#63379D #9D6337 #379D63

tetradic

#63379D #9D373E #719D37 #379D96

square

#63379D #9D373E #719D37 #379D96

split-complementary

#63379D #9D9637 #3E9D37

monochromatic

#2A1742 #462770 #63379D #8150C2 #A17DD1

Accessibility & contrast

On white

8.19

#63379D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#63379D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63379D

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63379D	#FFFFFF	#000000	##FFFFFF
##63379D	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA0

Deuteranopia (green-blind)

#064E9B

Tritanopia (blue-blind)

#564E65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #63379d;
/* rgb */ color: rgb(99, 55, 157);
/* oklch */ color: oklch(44.5% 0.159 299.8);

Tailwind

colors: {
  custom: {
    50: '#9470bb',
    500: '#63379d',
    950: '#000000',
  },
}

SCSS

$custom: #63379d;
$custom-light: #9470bb;
$custom-dark: #000000;

JSON

{
  "hex": "#63379d",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 157
  },
  "hsl": {
    "h": 265.882,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44542,
    "c": 0.1588,
    "h": 299.8
  },
  "luminance": 0.07819
}

Semantic roles & 50–950 ramp

primary

#63379D

secondary

#9DBB75

accent

#D8509D

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #63379D

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

Preview Lab → · Contrast checker → · Palette generator →