#641777#641777

#641777 is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.1% C 0.160 H 318.6°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#641777
RGB	rgb(100, 23, 119)
HSL	hsl(288, 68%, 28%)
HSV	hsv(288, 81%, 47%)
CMYK	cmyk(16%, 80.7%, 0%, 53.3%)
CIE-LAB	lab(25.73, 47.12, -37.58)
CIE-LCH	lch(25.73, 60.27, 321.43°)
OKLab	oklab(38.07% 0.1198 -0.1056)
OKLCH	oklch(38.07% 0.16 318.6)
XYZ	xyz(8.8912, 4.6545, 17.8792)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641777 #2A7717

analogous

#341777 #641777 #77175A

triadic

#641777 #776417 #177764

tetradic

#641777 #773417 #2A7717 #175A77

square

#641777 #773417 #2A7717 #175A77

split-complementary

#641777 #5A7717 #177734

monochromatic

#16051A #390D44 #641777 #8F21AA #B631D7

Accessibility & contrast

On white

10.88

#641777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#641777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641777

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641777	#FFFFFF	#000000	##FFFFFF
##641777	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387A

Deuteranopia (green-blind)

#1D3F75

Tritanopia (blue-blind)

#642C47

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #641777;
/* rgb */ color: rgb(100, 23, 119);
/* oklch */ color: oklch(38.1% 0.160 318.6);

Tailwind

colors: {
  custom: {
    50: '#945e9f',
    500: '#641777',
    950: '#000000',
  },
}

SCSS

$custom: #641777;
$custom-light: #945e9f;
$custom-dark: #000000;

JSON

{
  "hex": "#641777",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 119
  },
  "hsl": {
    "h": 288.125,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3807,
    "c": 0.15974,
    "h": 318.6
  },
  "luminance": 0.04654
}

Semantic roles & 50–950 ramp

primary

#641777

secondary

#53AC3E

accent

#EA3D60

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #641777

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

Preview Lab → · Contrast checker → · Palette generator →