#641C6B#641C6B

#641C6B is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.7% C 0.143 H 324.1°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#641C6B
RGB	rgb(100, 28, 107)
HSL	hsl(295, 59%, 26%)
HSV	hsv(295, 74%, 42%)
CMYK	cmyk(6.5%, 73.8%, 0%, 58%)
CIE-LAB	lab(25.57, 42.87, -30.13)
CIE-LCH	lch(25.57, 52.39, 324.90°)
OKLab	oklab(37.7% 0.1158 -0.0839)
OKLCH	oklch(37.7% 0.143 324.1)
XYZ	xyz(8.3244, 4.6019, 14.3569)
Luminance	0.0460 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C6B #236B1C

analogous

#3D1C6B #641C6B #6B1C4B

triadic

#641C6B #6B641C #1C6B64

tetradic

#641C6B #6B3D1C #236B1C #1C4B6B

square

#641C6B #6B3D1C #236B1C #1C4B6B

split-complementary

#641C6B #4B6B1C #1C6B3D

monochromatic

#170618 #370F3A #641C6B #91299C #BE37CB

Accessibility & contrast

On white

10.94

#641C6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#641C6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C6B

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C6B	#FFFFFF	#000000	##FFFFFF
##641C6B	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05376D

Deuteranopia (green-blind)

#2A3F69

Tritanopia (blue-blind)

#662941

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641c6b;
/* rgb */ color: rgb(100, 28, 107);
/* oklch */ color: oklch(37.7% 0.143 324.1);

Tailwind

colors: {
  custom: {
    50: '#936096',
    500: '#641c6b',
    950: '#000000',
  },
}

SCSS

$custom: #641c6b;
$custom-light: #936096;
$custom-dark: #000000;

JSON

{
  "hex": "#641c6b",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 107
  },
  "hsl": {
    "h": 294.684,
    "s": 58.519,
    "l": 26.471
  },
  "oklch": {
    "l": 0.37698,
    "c": 0.14302,
    "h": 324.1
  },
  "luminance": 0.04601
}

Semantic roles & 50–950 ramp

primary

#641C6B

secondary

#4BA043

accent

#E24654

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050D

muted

#7E797E

Preview Lab

Preview with #641C6B

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

Preview Lab → · Contrast checker → · Palette generator →