#63299B#63299B

#63299B is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.6% C 0.175 H 302.7°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#63299B
RGB	rgb(99, 41, 155)
HSL	hsl(271, 58%, 38%)
HSV	hsv(271, 74%, 61%)
CMYK	cmyk(36.1%, 73.5%, 0%, 39.2%)
CIE-LAB	lab(30.89, 47.69, -51.65)
CIE-LCH	lch(30.89, 70.30, 312.72°)
OKLab	oklab(42.55% 0.0945 -0.1471)
OKLCH	oklch(42.55% 0.175 302.7)
XYZ	xyz(11.8535, 6.6051, 31.6544)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63299B #619B29

analogous

#2A299B #63299B #9B299A

triadic

#63299B #9B6329 #299B63

tetradic

#63299B #9B2A29 #619B29 #299A9B

square

#63299B #9B2A29 #619B29 #299A9B

split-complementary

#63299B #9A9B29 #299B2A

monochromatic

#250F3A #441C6B #63299B #8237CA #A067D7

Accessibility & contrast

On white

9.05

#63299B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#63299B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63299B

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63299B	#FFFFFF	#000000	##FFFFFF
##63299B	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#57455F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #63299b;
/* rgb */ color: rgb(99, 41, 155);
/* oklch */ color: oklch(42.6% 0.175 302.7);

Tailwind

colors: {
  custom: {
    50: '#9568b9',
    500: '#63299b',
    950: '#000000',
  },
}

SCSS

$custom: #63299b;
$custom-light: #9568b9;
$custom-dark: #000000;

JSON

{
  "hex": "#63299b",
  "rgb": {
    "r": 99,
    "g": 41,
    "b": 155
  },
  "hsl": {
    "h": 270.526,
    "s": 58.163,
    "l": 38.431
  },
  "oklch": {
    "l": 0.42552,
    "c": 0.17487,
    "h": 302.7
  },
  "luminance": 0.06605
}

Semantic roles & 50–950 ramp

primary

#63299B

secondary

#8FBD63

accent

#E14693

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #63299B

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

Preview Lab → · Contrast checker → · Palette generator →