#633CB4#633CB4

#633CB4 is a mid, vivid violet. Relative luminance 0.092; OKLCH L 47.0% C 0.180 H 293.2°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#633CB4
RGB	rgb(99, 60, 180)
HSL	hsl(260, 50%, 47%)
HSV	hsv(260, 67%, 71%)
CMYK	cmyk(45%, 66.7%, 0%, 29.4%)
CIE-LAB	lab(36.33, 44.64, -57.82)
CIE-LCH	lch(36.33, 73.04, 307.67°)
OKLab	oklab(47.05% 0.0707 -0.1654)
OKLCH	oklch(47.05% 0.18 293.2)
XYZ	xyz(14.9974, 9.1792, 44.1527)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 3.12

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633CB4 #8DB43C

analogous

#3C51B4 #633CB4 #9F3CB4

triadic

#633CB4 #B4633C #3CB463

tetradic

#633CB4 #B43C51 #8DB43C #3CB49F

square

#633CB4 #B43C51 #8DB43C #3CB49F

split-complementary

#633CB4 #B49F3C #51B43C

monochromatic

#311D58 #4A2D86 #633CB4 #8462CB #A890DA

Accessibility & contrast

On white

7.40

#633CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#633CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633CB4

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633CB4	#FFFFFF	#000000	##FFFFFF
##633CB4	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B8

Deuteranopia (green-blind)

#0053B2

Tritanopia (blue-blind)

#4C5973

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #633cb4;
/* rgb */ color: rgb(99, 60, 180);
/* oklch */ color: oklch(47.0% 0.180 293.2);

Tailwind

colors: {
  custom: {
    50: '#9674cb',
    500: '#633cb4',
    950: '#000000',
  },
}

SCSS

$custom: #633cb4;
$custom-light: #9674cb;
$custom-dark: #000000;

JSON

{
  "hex": "#633cb4",
  "rgb": {
    "r": 99,
    "g": 60,
    "b": 180
  },
  "hsl": {
    "h": 259.5,
    "s": 50,
    "l": 47.059
  },
  "oklch": {
    "l": 0.47049,
    "c": 0.17985,
    "h": 293.2
  },
  "luminance": 0.0918
}

Semantic roles & 50–950 ramp

primary

#633CB4

secondary

#B1C587

accent

#DA4EAC

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #633CB4

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

Preview Lab → · Contrast checker → · Palette generator →