#641A71#641A71

#641A71 is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.9% C 0.151 H 321.2°. Best body text is #FFFFFF at 10.89:1 contrast (WCAG AA passes).

Color values

HEX	#641A71
RGB	rgb(100, 26, 113)
HSL	hsl(291, 63%, 27%)
HSV	hsv(291, 77%, 44%)
CMYK	cmyk(11.5%, 77%, 0%, 55.7%)
CIE-LAB	lab(25.69, 44.83, -33.80)
CIE-LCH	lch(25.69, 56.15, 322.98°)
OKLab	oklab(37.91% 0.1176 -0.0946)
OKLCH	oklch(37.91% 0.151 321.2)
XYZ	xyz(8.6052, 4.6408, 16.0621)
Luminance	0.0464 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A71 #27711A

analogous

#381A71 #641A71 #711A53

triadic

#641A71 #71641A #1A7164

tetradic

#641A71 #71381A #27711A #1A5371

square

#641A71 #71381A #27711A #1A5371

split-complementary

#641A71 #53711A #1A7138

monochromatic

#160619 #380F3F #641A71 #9025A3 #B935D0

Accessibility & contrast

On white

10.89

#641A71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#641A71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A71

10.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A71	#FFFFFF	#000000	##FFFFFF
##641A71	1.00	10.89	1.93	10.89
#FFFFFF	10.89	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003873

Deuteranopia (green-blind)

#243F6F

Tritanopia (blue-blind)

#652B44

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641a71;
/* rgb */ color: rgb(100, 26, 113);
/* oklch */ color: oklch(37.9% 0.151 321.2);

Tailwind

colors: {
  custom: {
    50: '#935f9a',
    500: '#641a71',
    950: '#000000',
  },
}

SCSS

$custom: #641a71;
$custom-light: #935f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#641a71",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 113
  },
  "hsl": {
    "h": 291.034,
    "s": 62.59,
    "l": 27.255
  },
  "oklch": {
    "l": 0.37908,
    "c": 0.15096,
    "h": 321.2
  },
  "luminance": 0.0464
}

Semantic roles & 50–950 ramp

primary

#641A71

secondary

#50A641

accent

#E6425B

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0D050E

muted

#7E797E

Preview Lab

Preview with #641A71

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

Preview Lab → · Contrast checker → · Palette generator →