#643177#643177

#643177 is a dark, vivid purple. Relative luminance 0.062; OKLCH L 41.1% C 0.123 H 316.0°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#643177
RGB	rgb(100, 49, 119)
HSL	hsl(284, 42%, 33%)
HSV	hsv(284, 59%, 47%)
CMYK	cmyk(16%, 58.8%, 0%, 53.3%)
CIE-LAB	lab(30.01, 35.22, -30.74)
CIE-LCH	lch(30.01, 46.75, 318.89°)
OKLab	oklab(41.15% 0.0888 -0.0858)
OKLCH	oklch(41.15% 0.123 316)
XYZ	xyz(9.6831, 6.2382, 18.1432)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643177 #447731

analogous

#413177 #643177 #773167

triadic

#643177 #776431 #317764

tetradic

#643177 #774131 #447731 #316777

square

#643177 #774131 #447731 #316777

split-complementary

#643177 #677731 #317741

monochromatic

#1B0D20 #401F4C #643177 #8843A2 #A663BF

Accessibility & contrast

On white

9.34

#643177 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#643177 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643177

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643177	#FFFFFF	#000000	##FFFFFF
##643177	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F4479

Deuteranopia (green-blind)

#314875

Tritanopia (blue-blind)

#633C4F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643177;
/* rgb */ color: rgb(100, 49, 119);
/* oklch */ color: oklch(41.1% 0.123 316.0);

Tailwind

colors: {
  custom: {
    50: '#926c9e',
    500: '#643177',
    950: '#000000',
  },
}

SCSS

$custom: #643177;
$custom-light: #926c9e;
$custom-dark: #000000;

JSON

{
  "hex": "#643177",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 119
  },
  "hsl": {
    "h": 283.714,
    "s": 41.667,
    "l": 32.941
  },
  "oklch": {
    "l": 0.4115,
    "c": 0.12349,
    "h": 316
  },
  "luminance": 0.06238
}

Semantic roles & 50–950 ramp

primary

#643177

secondary

#71A65D

accent

#D15678

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D070E

muted

#7E7A7E

Preview Lab

Preview with #643177

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

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