#642D84#642D84

#642D84 is a dark, vivid violet. Relative luminance 0.063; OKLCH L 41.4% C 0.144 H 310.7°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#642D84
RGB	rgb(100, 45, 132)
HSL	hsl(278, 49%, 35%)
HSV	hsv(278, 66%, 52%)
CMYK	cmyk(24.2%, 65.9%, 0%, 48.2%)
CIE-LAB	lab(30.04, 40.38, -38.84)
CIE-LCH	lch(30.04, 56.02, 316.11°)
OKLab	oklab(41.44% 0.0943 -0.1095)
OKLCH	oklch(41.44% 0.145 310.7)
XYZ	xyz(10.3580, 6.2523, 22.4865)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D84 #4D842D

analogous

#382D84 #642D84 #842D79

triadic

#642D84 #84642D #2D8464

tetradic

#642D84 #84382D #4D842D #2D7984

square

#642D84 #84382D #4D842D #2D7984

split-complementary

#642D84 #79842D #2D8438

monochromatic

#1F0E29 #411D56 #642D84 #873DB2 #A362C9

Accessibility & contrast

On white

9.33

#642D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#642D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D84

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D84	#FFFFFF	#000000	##FFFFFF
##642D84	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)

#004487

Deuteranopia (green-blind)

#234882

Tritanopia (blue-blind)

#603E54

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #642d84;
/* rgb */ color: rgb(100, 45, 132);
/* oklch */ color: oklch(41.4% 0.144 310.7);

Tailwind

colors: {
  custom: {
    50: '#936aa8',
    500: '#642d84',
    950: '#000000',
  },
}

SCSS

$custom: #642d84;
$custom-light: #936aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#642d84",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 132
  },
  "hsl": {
    "h": 277.931,
    "s": 49.153,
    "l": 34.706
  },
  "oklch": {
    "l": 0.4144,
    "c": 0.1445,
    "h": 310.7
  },
  "luminance": 0.06252
}

Semantic roles & 50–950 ramp

primary

#642D84

secondary

#7BB05D

accent

#D94F82

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #642D84

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

Preview Lab → · Contrast checker → · Palette generator →