#642D87#642D87

#642D87 is a dark, vivid violet. Relative luminance 0.063; OKLCH L 41.7% C 0.148 H 309.5°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#642D87
RGB	rgb(100, 45, 135)
HSL	hsl(277, 50%, 35%)
HSV	hsv(277, 67%, 53%)
CMYK	cmyk(25.9%, 66.7%, 0%, 47.1%)
CIE-LAB	lab(30.24, 41.09, -40.38)
CIE-LCH	lch(30.24, 57.61, 315.50°)
OKLab	oklab(41.65% 0.0941 -0.114)
OKLCH	oklch(41.65% 0.148 309.5)
XYZ	xyz(10.5662, 6.3356, 23.5832)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D87 #50872D

analogous

#372D87 #642D87 #872D7D

triadic

#642D87 #87642D #2D8764

tetradic

#642D87 #87372D #50872D #2D7D87

square

#642D87 #87372D #50872D #2D7D87

split-complementary

#642D87 #7D872D #2D8737

monochromatic

#200E2B #421E59 #642D87 #863CB5 #A363CB

Accessibility & contrast

On white

9.26

#642D87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#642D87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D87

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D87	#FFFFFF	#000000	##FFFFFF
##642D87	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458A

Deuteranopia (green-blind)

#204885

Tritanopia (blue-blind)

#5F3F56

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #642d87;
/* rgb */ color: rgb(100, 45, 135);
/* oklch */ color: oklch(41.7% 0.148 309.5);

Tailwind

colors: {
  custom: {
    50: '#936aaa',
    500: '#642d87',
    950: '#000000',
  },
}

SCSS

$custom: #642d87;
$custom-light: #936aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#642d87",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 135
  },
  "hsl": {
    "h": 276.667,
    "s": 50,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41652,
    "c": 0.14785,
    "h": 309.5
  },
  "luminance": 0.06335
}

Semantic roles & 50–950 ramp

primary

#642D87

secondary

#7FB25E

accent

#DA4E84

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #642D87

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

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