#641C6E#641C6E

#641C6E is a dark, vivid purple. Relative luminance 0.047; OKLCH L 37.9% C 0.146 H 322.5°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#641C6E
RGB	rgb(100, 28, 110)
HSL	hsl(293, 59%, 27%)
HSV	hsv(293, 75%, 43%)
CMYK	cmyk(9.1%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(25.76, 43.46, -31.75)
CIE-LCH	lch(25.76, 53.82, 323.84°)
OKLab	oklab(37.9% 0.1157 -0.0887)
OKLCH	oklch(37.9% 0.146 322.5)
XYZ	xyz(8.4850, 4.6661, 15.2026)
Luminance	0.0467 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C6E #266E1C

analogous

#3B1C6E #641C6E #6E1C4F

triadic

#641C6E #6E641C #1C6E64

tetradic

#641C6E #6E3B1C #266E1C #1C4F6E

square

#641C6E #6E3B1C #266E1C #1C4F6E

split-complementary

#641C6E #4F6E1C #1C6E3B

monochromatic

#160618 #38103D #641C6E #90289F #BA38CC

Accessibility & contrast

On white

10.86

#641C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#641C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C6E

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C6E	#FFFFFF	#000000	##FFFFFF
##641C6E	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003870

Deuteranopia (green-blind)

#28406C

Tritanopia (blue-blind)

#652B43

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641c6e;
/* rgb */ color: rgb(100, 28, 110);
/* oklch */ color: oklch(37.9% 0.146 322.5);

Tailwind

colors: {
  custom: {
    50: '#936098',
    500: '#641c6e',
    950: '#000000',
  },
}

SCSS

$custom: #641c6e;
$custom-light: #936098;
$custom-dark: #000000;

JSON

{
  "hex": "#641c6e",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 292.683,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.37898,
    "c": 0.14577,
    "h": 322.5
  },
  "luminance": 0.04666
}

Semantic roles & 50–950 ramp

primary

#641C6E

secondary

#4FA343

accent

#E34558

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #641C6E

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

Preview Lab → · Contrast checker → · Palette generator →