#643274#643274

#643274 is a dark, moderate purple. Relative luminance 0.063; OKLCH L 41.1% C 0.118 H 317.4°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#643274
RGB	rgb(100, 50, 116)
HSL	hsl(285, 40%, 33%)
HSV	hsv(285, 57%, 45%)
CMYK	cmyk(13.8%, 56.9%, 0%, 54.5%)
CIE-LAB	lab(30.04, 33.99, -28.79)
CIE-LCH	lch(30.04, 44.54, 319.74°)
OKLab	oklab(41.12% 0.0871 -0.0802)
OKLCH	oklch(41.12% 0.118 317.4)
XYZ	xyz(9.5481, 6.2518, 17.2234)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643274 #427432

analogous

#433274 #643274 #743263

triadic

#643274 #746432 #327464

tetradic

#643274 #744332 #427432 #326374

square

#643274 #744332 #427432 #326374

split-complementary

#643274 #637432 #327443

monochromatic

#1A0D1E #3F2049 #643274 #89449F #A764BC

Accessibility & contrast

On white

9.33

#643274 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#643274 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643274

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643274	#FFFFFF	#000000	##FFFFFF
##643274	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234476

Deuteranopia (green-blind)

#344872

Tritanopia (blue-blind)

#643C4E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643274;
/* rgb */ color: rgb(100, 50, 116);
/* oklch */ color: oklch(41.1% 0.118 317.4);

Tailwind

colors: {
  custom: {
    50: '#926c9c',
    500: '#643274',
    950: '#000000',
  },
}

SCSS

$custom: #643274;
$custom-light: #926c9c;
$custom-dark: #000000;

JSON

{
  "hex": "#643274",
  "rgb": {
    "r": 100,
    "g": 50,
    "b": 116
  },
  "hsl": {
    "h": 285.455,
    "s": 39.759,
    "l": 32.549
  },
  "oklch": {
    "l": 0.41118,
    "c": 0.11837,
    "h": 317.4
  },
  "luminance": 0.06251
}

Semantic roles & 50–950 ramp

primary

#643274

secondary

#6FA45E

accent

#D05875

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D070E

muted

#7E7A7E

Preview Lab

Preview with #643274

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

Preview Lab → · Contrast checker → · Palette generator →