#633599#633599

#633599 is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.0% C 0.157 H 301.3°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#633599
RGB	rgb(99, 53, 153)
HSL	hsl(268, 49%, 40%)
HSV	hsv(268, 65%, 60%)
CMYK	cmyk(35.3%, 65.4%, 0%, 40%)
CIE-LAB	lab(32.92, 41.15, -47.14)
CIE-LCH	lch(32.92, 62.57, 311.11°)
OKLab	oklab(43.95% 0.0816 -0.134)
OKLCH	oklch(43.95% 0.157 301.3)
XYZ	xyz(12.1671, 7.4987, 30.9372)
Luminance	0.0750 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633599 #6B9935

analogous

#353999 #633599 #953599

triadic

#633599 #996335 #359963

tetradic

#633599 #993539 #6B9935 #359995

square

#633599 #993539 #6B9935 #359995

split-complementary

#633599 #999535 #399935

monochromatic

#28163E #46256C #633599 #814BC1 #A178D0

Accessibility & contrast

On white

8.40

#633599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#633599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633599

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633599	#FFFFFF	#000000	##FFFFFF
##633599	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9C

Deuteranopia (green-blind)

#0D4D97

Tritanopia (blue-blind)

#584B62

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #633599;
/* rgb */ color: rgb(99, 53, 153);
/* oklch */ color: oklch(44.0% 0.157 301.3);

Tailwind

colors: {
  custom: {
    50: '#946fb8',
    500: '#633599',
    950: '#000000',
  },
}

SCSS

$custom: #633599;
$custom-light: #946fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#633599",
  "rgb": {
    "r": 99,
    "g": 53,
    "b": 153
  },
  "hsl": {
    "h": 267.6,
    "s": 48.544,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43954,
    "c": 0.15685,
    "h": 301.3
  },
  "luminance": 0.07499
}

Semantic roles & 50–950 ramp

primary

#633599

secondary

#98B971

accent

#D85099

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0D0711

muted

#7E7A80

Preview Lab

Preview with #633599

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

Preview Lab → · Contrast checker → · Palette generator →