#642991#642991

#642991 is a dark, vivid violet. Relative luminance 0.063; OKLCH L 41.9% C 0.164 H 306.5°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#642991
RGB	rgb(100, 41, 145)
HSL	hsl(274, 56%, 36%)
HSV	hsv(274, 72%, 57%)
CMYK	cmyk(31%, 71.7%, 0%, 43.1%)
CIE-LAB	lab(30.25, 45.45, -46.55)
CIE-LCH	lch(30.25, 65.06, 314.32°)
OKLab	oklab(41.89% 0.0977 -0.1321)
OKLCH	oklch(41.89% 0.164 306.5)
XYZ	xyz(11.1582, 6.3397, 27.4184)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642991 #569129

analogous

#302991 #642991 #91298A

triadic

#642991 #916429 #299164

tetradic

#642991 #913029 #569129 #298A91

square

#642991 #913029 #569129 #298A91

split-complementary

#642991 #8A9129 #299130

monochromatic

#220E32 #431C61 #642991 #8536C1 #A262D3

Accessibility & contrast

On white

9.26

#642991 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#642991 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642991

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642991	#FFFFFF	#000000	##FFFFFF
##642991	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)

#004594

Deuteranopia (green-blind)

#04488F

Tritanopia (blue-blind)

#5C415A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #642991;
/* rgb */ color: rgb(100, 41, 145);
/* oklch */ color: oklch(41.9% 0.164 306.5);

Tailwind

colors: {
  custom: {
    50: '#9468b2',
    500: '#642991',
    950: '#000000',
  },
}

SCSS

$custom: #642991;
$custom-light: #9468b2;
$custom-dark: #000000;

JSON

{
  "hex": "#642991",
  "rgb": {
    "r": 100,
    "g": 41,
    "b": 145
  },
  "hsl": {
    "h": 274.038,
    "s": 55.914,
    "l": 36.471
  },
  "oklch": {
    "l": 0.41887,
    "c": 0.16431,
    "h": 306.5
  },
  "luminance": 0.0634
}

Semantic roles & 50–950 ramp

primary

#642991

secondary

#85B85D

accent

#DF498A

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #642991

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

Preview Lab → · Contrast checker → · Palette generator →