#63289B#63289B

#63289B is a dark, vivid violet. Relative luminance 0.065; OKLCH L 42.4% C 0.176 H 302.8°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#63289B
RGB	rgb(99, 40, 155)
HSL	hsl(271, 59%, 38%)
HSV	hsv(271, 74%, 61%)
CMYK	cmyk(36.1%, 74.2%, 0%, 39.2%)
CIE-LAB	lab(30.73, 48.15, -51.91)
CIE-LCH	lch(30.73, 70.80, 312.85°)
OKLab	oklab(42.44% 0.0955 -0.1479)
OKLCH	oklch(42.44% 0.176 302.8)
XYZ	xyz(11.8194, 6.5368, 31.6430)
Luminance	0.0654 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63289B #609B28

analogous

#2A289B #63289B #9B2899

triadic

#63289B #9B6328 #289B63

tetradic

#63289B #9B2A28 #609B28 #28999B

square

#63289B #9B2A28 #609B28 #28999B

split-complementary

#63289B #999B28 #289B2A

monochromatic

#250F3A #441B6A #63289B #8235CB #A066D7

Accessibility & contrast

On white

9.10

#63289B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#63289B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63289B

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63289B	#FFFFFF	#000000	##FFFFFF
##63289B	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#57445F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #63289b;
/* rgb */ color: rgb(99, 40, 155);
/* oklch */ color: oklch(42.4% 0.176 302.8);

Tailwind

colors: {
  custom: {
    50: '#9568b9',
    500: '#63289b',
    950: '#000000',
  },
}

SCSS

$custom: #63289b;
$custom-light: #9568b9;
$custom-dark: #000000;

JSON

{
  "hex": "#63289b",
  "rgb": {
    "r": 99,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 270.783,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42438,
    "c": 0.17606,
    "h": 302.8
  },
  "luminance": 0.06537
}

Semantic roles & 50–950 ramp

primary

#63289B

secondary

#8EBD61

accent

#E24692

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #63289B

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

Preview Lab → · Contrast checker → · Palette generator →