#641781#641781

#641781 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.8% C 0.169 H 314.4°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#641781
RGB	rgb(100, 23, 129)
HSL	hsl(284, 70%, 30%)
HSV	hsv(284, 82%, 51%)
CMYK	cmyk(22.5%, 82.2%, 0%, 49.4%)
CIE-LAB	lab(26.47, 49.18, -42.71)
CIE-LCH	lch(26.47, 65.14, 319.02°)
OKLab	oklab(38.83% 0.118 -0.1207)
OKLCH	oklch(38.83% 0.169 314.4)
XYZ	xyz(9.5237, 4.9074, 21.2102)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641781 #348117

analogous

#2F1781 #641781 #811769

triadic

#641781 #816417 #178164

tetradic

#641781 #812F17 #348117 #176981

square

#641781 #812F17 #348117 #176981

split-complementary

#641781 #698117 #17812F

monochromatic

#14051A #3C0E4D #641781 #8C20B5 #AE37DB

Accessibility & contrast

On white

10.60

#641781 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#641781 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641781

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641781	#FFFFFF	#000000	##FFFFFF
##641781	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B84

Deuteranopia (green-blind)

#0D407F

Tritanopia (blue-blind)

#61314D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #641781;
/* rgb */ color: rgb(100, 23, 129);
/* oklch */ color: oklch(38.8% 0.169 314.4);

Tailwind

colors: {
  custom: {
    50: '#945fa6',
    500: '#641781',
    950: '#000000',
  },
}

SCSS

$custom: #641781;
$custom-light: #945fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#641781",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 129
  },
  "hsl": {
    "h": 283.585,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.38828,
    "c": 0.16885,
    "h": 314.4
  },
  "luminance": 0.04907
}

Semantic roles & 50–950 ramp

primary

#641781

secondary

#5FB53E

accent

#ED3B6C

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #641781

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

Preview Lab → · Contrast checker → · Palette generator →