#641583#641583

#641583 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.8% C 0.173 H 313.7°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#641583
RGB	rgb(100, 21, 131)
HSL	hsl(283, 72%, 30%)
HSV	hsv(283, 84%, 51%)
CMYK	cmyk(23.7%, 84%, 0%, 48.6%)
CIE-LAB	lab(26.40, 50.24, -44.08)
CIE-LCH	lch(26.40, 66.83, 318.74°)
OKLab	oklab(38.83% 0.1192 -0.1247)
OKLCH	oklch(38.83% 0.173 313.7)
XYZ	xyz(9.6197, 4.8847, 21.9044)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Indigo

#4B0082

ΔE00 5.53

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641583 #348315

analogous

#2D1583 #641583 #83156B

triadic

#641583 #836415 #158364

tetradic

#641583 #832D15 #348315 #156B83

square

#641583 #832D15 #348315 #156B83

split-complementary

#641583 #6B8315 #15832D

monochromatic

#14041A #3C0D4E #641583 #8C1DB8 #AE34DE

Accessibility & contrast

On white

10.62

#641583 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#641583 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641583

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641583	#FFFFFF	#000000	##FFFFFF
##641583	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A86

Deuteranopia (green-blind)

#054081

Tritanopia (blue-blind)

#61314D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #641583;
/* rgb */ color: rgb(100, 21, 131);
/* oklch */ color: oklch(38.8% 0.173 313.7);

Tailwind

colors: {
  custom: {
    50: '#945ea8',
    500: '#641583',
    950: '#000000',
  },
}

SCSS

$custom: #641583;
$custom-light: #945ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#641583",
  "rgb": {
    "r": 100,
    "g": 21,
    "b": 131
  },
  "hsl": {
    "h": 283.091,
    "s": 72.368,
    "l": 29.804
  },
  "oklch": {
    "l": 0.3883,
    "c": 0.17252,
    "h": 313.7
  },
  "luminance": 0.04884
}

Semantic roles & 50–950 ramp

primary

#641583

secondary

#5FB83C

accent

#EF396C

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #641583

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

Preview Lab → · Contrast checker → · Palette generator →