#642B83#642B83

#642B83 is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.1% C 0.146 H 311.4°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#642B83
RGB	rgb(100, 43, 131)
HSL	hsl(279, 51%, 34%)
HSV	hsv(279, 67%, 51%)
CMYK	cmyk(23.7%, 67.2%, 0%, 48.6%)
CIE-LAB	lab(29.60, 41.16, -38.92)
CIE-LCH	lch(29.60, 56.64, 316.60°)
OKLab	oklab(41.1% 0.0968 -0.1097)
OKLCH	oklch(41.1% 0.146 311.4)
XYZ	xyz(10.2154, 6.0760, 22.1030)
Luminance	0.0608 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642B83 #4A832B

analogous

#382B83 #642B83 #832B76

triadic

#642B83 #83642B #2B8364

tetradic

#642B83 #83382B #4A832B #2B7683

square

#642B83 #83382B #4A832B #2B7683

split-complementary

#642B83 #76832B #2B8338

monochromatic

#1E0D27 #411C55 #642B83 #873AB1 #A45ECA

Accessibility & contrast

On white

9.48

#642B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#642B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642B83

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642B83	#FFFFFF	#000000	##FFFFFF
##642B83	1.00	9.48	2.22	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004386

Deuteranopia (green-blind)

#224781

Tritanopia (blue-blind)

#603D53

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642b83;
/* rgb */ color: rgb(100, 43, 131);
/* oklch */ color: oklch(41.1% 0.146 311.4);

Tailwind

colors: {
  custom: {
    50: '#9368a8',
    500: '#642b83',
    950: '#000000',
  },
}

SCSS

$custom: #642b83;
$custom-light: #9368a8;
$custom-dark: #000000;

JSON

{
  "hex": "#642b83",
  "rgb": {
    "r": 100,
    "g": 43,
    "b": 131
  },
  "hsl": {
    "h": 278.864,
    "s": 50.575,
    "l": 34.118
  },
  "oklch": {
    "l": 0.41103,
    "c": 0.14634,
    "h": 311.4
  },
  "luminance": 0.06076
}

Semantic roles & 50–950 ramp

primary

#642B83

secondary

#78B05A

accent

#DA4E7F

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D060F

muted

#7E7A7F

Preview Lab

Preview with #642B83

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

Preview Lab → · Contrast checker → · Palette generator →