#63389C#63389C

#63389C is a dark, vivid violet. Relative luminance 0.079; OKLCH L 44.6% C 0.156 H 299.9°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#63389C
RGB	rgb(99, 56, 156)
HSL	hsl(266, 47%, 42%)
HSV	hsv(266, 64%, 61%)
CMYK	cmyk(36.5%, 64.1%, 0%, 38.8%)
CIE-LAB	lab(33.73, 40.30, -47.65)
CIE-LCH	lch(33.73, 62.40, 310.22°)
OKLab	oklab(44.61% 0.0777 -0.1354)
OKLCH	oklch(44.61% 0.156 299.9)
XYZ	xyz(12.5590, 7.8812, 32.3056)
Luminance	0.0788 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63389C #719C38

analogous

#383F9C #63389C #95389C

triadic

#63389C #9C6338 #389C63

tetradic

#63389C #9C383F #719C38 #389C95

square

#63389C #9C383F #719C38 #389C95

split-complementary

#63389C #9C9538 #3F9C38

monochromatic

#2A1842 #46286F #63389C #8151C0 #A17ED1

Accessibility & contrast

On white

8.15

#63389C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#63389C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63389C

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63389C	#FFFFFF	#000000	##FFFFFF
##63389C	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9F

Deuteranopia (green-blind)

#0D4F9A

Tritanopia (blue-blind)

#574E65

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #63389c;
/* rgb */ color: rgb(99, 56, 156);
/* oklch */ color: oklch(44.6% 0.156 299.9);

Tailwind

colors: {
  custom: {
    50: '#9471ba',
    500: '#63389c',
    950: '#000000',
  },
}

SCSS

$custom: #63389c;
$custom-light: #9471ba;
$custom-dark: #000000;

JSON

{
  "hex": "#63389c",
  "rgb": {
    "r": 99,
    "g": 56,
    "b": 156
  },
  "hsl": {
    "h": 265.8,
    "s": 47.17,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44614,
    "c": 0.15617,
    "h": 299.9
  },
  "luminance": 0.07881
}

Semantic roles & 50–950 ramp

primary

#63389C

secondary

#9DBA76

accent

#D7519D

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0812

muted

#7E7B81

Preview Lab

Preview with #63389C

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

Preview Lab → · Contrast checker → · Palette generator →