#63387F#63387F

#63387F is a dark, vivid violet. Relative luminance 0.070; OKLCH L 42.6% C 0.121 H 310.2°. Best body text is #FFFFFF at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#63387F
RGB	rgb(99, 56, 127)
HSL	hsl(276, 39%, 36%)
HSV	hsv(276, 56%, 50%)
CMYK	cmyk(22%, 55.9%, 0%, 50.2%)
CIE-LAB	lab(31.84, 32.87, -32.86)
CIE-LCH	lch(31.84, 46.48, 315.02°)
OKLab	oklab(42.62% 0.0779 -0.0921)
OKLCH	oklch(42.62% 0.121 310.2)
XYZ	xyz(10.3898, 7.0135, 20.8810)
Luminance	0.0701 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63387F #547F38

analogous

#3F387F #63387F #7F3877

triadic

#63387F #7F6338 #387F63

tetradic

#63387F #7F3F38 #547F38 #38777F

square

#63387F #7F3F38 #547F38 #38777F

split-complementary

#63387F #777F38 #387F3F

monochromatic

#21132A #422555 #63387F #844BA9 #A171C0

Accessibility & contrast

On white

8.74

#63387F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#63387F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63387F

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63387F	#FFFFFF	#000000	##FFFFFF
##63387F	1.00	8.74	2.40	8.74
#FFFFFF	8.74	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234981

Deuteranopia (green-blind)

#324C7D

Tritanopia (blue-blind)

#5F4456

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #63387f;
/* rgb */ color: rgb(99, 56, 127);
/* oklch */ color: oklch(42.6% 0.121 310.2);

Tailwind

colors: {
  custom: {
    50: '#9170a4',
    500: '#63387f',
    950: '#000000',
  },
}

SCSS

$custom: #63387f;
$custom-light: #9170a4;
$custom-dark: #000000;

JSON

{
  "hex": "#63387f",
  "rgb": {
    "r": 99,
    "g": 56,
    "b": 127
  },
  "hsl": {
    "h": 276.338,
    "s": 38.798,
    "l": 35.882
  },
  "oklch": {
    "l": 0.4262,
    "c": 0.12059,
    "h": 310.2
  },
  "luminance": 0.07013
}

Semantic roles & 50–950 ramp

primary

#63387F

secondary

#83A969

accent

#CF5987

background

#F9F6FA

surface

#F1ECF4

border

#CBC7CE

text

#0D070F

muted

#7E7A7F

Preview Lab

Preview with #63387F

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

Preview Lab → · Contrast checker → · Palette generator →