#642687#642687

#642687 is a dark, vivid violet. Relative luminance 0.058; OKLCH L 40.8% C 0.158 H 310.5°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#642687
RGB	rgb(100, 38, 135)
HSL	hsl(278, 56%, 34%)
HSV	hsv(278, 72%, 53%)
CMYK	cmyk(25.9%, 71.9%, 0%, 47.1%)
CIE-LAB	lab(29.02, 44.50, -42.35)
CIE-LCH	lch(29.02, 61.43, 316.41°)
OKLab	oklab(40.77% 0.1024 -0.1198)
OKLCH	oklch(40.77% 0.158 310.5)
XYZ	xyz(10.3210, 5.8451, 23.5015)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.66

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642687 #498726

analogous

#342687 #642687 #87267A

triadic

#642687 #876426 #268764

tetradic

#642687 #873426 #498726 #267A87

square

#642687 #873426 #498726 #267A87

split-complementary

#642687 #7A8726 #268734

monochromatic

#1D0B27 #411957 #642687 #8733B7 #A458D0

Accessibility & contrast

On white

9.68

#642687 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#642687 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642687

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642687	#FFFFFF	#000000	##FFFFFF
##642687	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428A

Deuteranopia (green-blind)

#164585

Tritanopia (blue-blind)

#5F3B54

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #642687;
/* rgb */ color: rgb(100, 38, 135);
/* oklch */ color: oklch(40.8% 0.158 310.5);

Tailwind

colors: {
  custom: {
    50: '#9466ab',
    500: '#642687',
    950: '#000000',
  },
}

SCSS

$custom: #642687;
$custom-light: #9466ab;
$custom-dark: #000000;

JSON

{
  "hex": "#642687",
  "rgb": {
    "r": 100,
    "g": 38,
    "b": 135
  },
  "hsl": {
    "h": 278.351,
    "s": 56.069,
    "l": 33.922
  },
  "oklch": {
    "l": 0.40773,
    "c": 0.15756,
    "h": 310.5
  },
  "luminance": 0.05845
}

Semantic roles & 50–950 ramp

primary

#642687

secondary

#77B554

accent

#DF487F

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #642687

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

Preview Lab → · Contrast checker → · Palette generator →