#641D88#641D88

#641D88 is a dark, vivid violet. Relative luminance 0.054; OKLCH L 39.9% C 0.169 H 311.1°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#641D88
RGB	rgb(100, 29, 136)
HSL	hsl(280, 65%, 32%)
HSV	hsv(280, 79%, 53%)
CMYK	cmyk(26.5%, 78.7%, 0%, 46.7%)
CIE-LAB	lab(27.75, 48.53, -45.02)
CIE-LCH	lch(27.75, 66.20, 317.15°)
OKLab	oklab(39.9% 0.1114 -0.1276)
OKLCH	oklch(39.9% 0.169 311.1)
XYZ	xyz(10.1380, 5.3659, 23.7894)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.66

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641D88 #41881D

analogous

#2F1D88 #641D88 #881D77

triadic

#641D88 #88641D #1D8864

tetradic

#641D88 #882F1D #41881D #1D7788

square

#641D88 #882F1D #41881D #1D7788

split-complementary

#641D88 #77881D #1D882F

monochromatic

#1A0723 #3F1256 #641D88 #8928BA #A748D8

Accessibility & contrast

On white

10.13

#641D88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#641D88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641D88

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641D88	#FFFFFF	#000000	##FFFFFF
##641D88	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8B

Deuteranopia (green-blind)

#044386

Tritanopia (blue-blind)

#5F3752

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #641d88;
/* rgb */ color: rgb(100, 29, 136);
/* oklch */ color: oklch(39.9% 0.169 311.1);

Tailwind

colors: {
  custom: {
    50: '#9462ab',
    500: '#641d88',
    950: '#000000',
  },
}

SCSS

$custom: #641d88;
$custom-light: #9462ab;
$custom-dark: #000000;

JSON

{
  "hex": "#641d88",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 136
  },
  "hsl": {
    "h": 279.813,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39899,
    "c": 0.16934,
    "h": 311.1
  },
  "luminance": 0.05366
}

Semantic roles & 50–950 ramp

primary

#641D88

secondary

#6EBA47

accent

#E84078

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #641D88

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

Preview Lab → · Contrast checker → · Palette generator →