#63439B#63439B

#63439B is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.3% C 0.138 H 297.5°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#63439B
RGB	rgb(99, 67, 155)
HSL	hsl(262, 40%, 44%)
HSV	hsv(262, 57%, 61%)
CMYK	cmyk(36.1%, 56.8%, 0%, 39.2%)
CIE-LAB	lab(36.05, 33.72, -43.32)
CIE-LCH	lch(36.05, 54.89, 307.90°)
OKLab	oklab(46.28% 0.0639 -0.1227)
OKLCH	oklch(46.28% 0.138 297.5)
XYZ	xyz(13.0677, 9.0333, 32.0591)
Luminance	0.0903 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63439B #7B9B43

analogous

#434F9B #63439B #8F439B

triadic

#63439B #9B6343 #439B63

tetradic

#63439B #9B434F #7B9B43 #439B8F

square

#63439B #9B434F #7B9B43 #439B8F

split-complementary

#63439B #9B8F43 #4F9B43

monochromatic

#2C1E46 #483170 #63439B #8161BB #A38BCD

Accessibility & contrast

On white

7.48

#63439B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#63439B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63439B

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63439B	#FFFFFF	#000000	##FFFFFF
##63439B	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B559E

Deuteranopia (green-blind)

#265499

Tritanopia (blue-blind)

#565568

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #63439b;
/* rgb */ color: rgb(99, 67, 155);
/* oklch */ color: oklch(46.3% 0.138 297.5);

Tailwind

colors: {
  custom: {
    50: '#9378b9',
    500: '#63439b',
    950: '#000000',
  },
}

SCSS

$custom: #63439b;
$custom-light: #9378b9;
$custom-dark: #000000;

JSON

{
  "hex": "#63439b",
  "rgb": {
    "r": 99,
    "g": 67,
    "b": 155
  },
  "hsl": {
    "h": 261.818,
    "s": 39.64,
    "l": 43.529
  },
  "oklch": {
    "l": 0.46283,
    "c": 0.13838,
    "h": 297.5
  },
  "luminance": 0.09034
}

Semantic roles & 50–950 ramp

primary

#63439B

secondary

#A4B882

accent

#D058A4

background

#F9F7FB

surface

#F2EDF6

border

#CCC8D0

text

#0D0911

muted

#7E7B80

Preview Lab

Preview with #63439B

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

Preview Lab → · Contrast checker → · Palette generator →