#641A8A#641A8A

#641A8A is a dark, vivid violet. Relative luminance 0.053; OKLCH L 39.8% C 0.174 H 310.7°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#641A8A
RGB	rgb(100, 26, 138)
HSL	hsl(280, 68%, 32%)
HSV	hsv(280, 81%, 54%)
CMYK	cmyk(27.5%, 81.2%, 0%, 45.9%)
CIE-LAB	lab(27.53, 50.08, -46.64)
CIE-LCH	lch(27.53, 68.43, 317.04°)
OKLab	oklab(39.79% 0.1136 -0.1323)
OKLCH	oklch(39.79% 0.174 310.7)
XYZ	xyz(10.2115, 5.2833, 24.5217)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A8A #408A1A

analogous

#2C1A8A #641A8A #8A1A78

triadic

#641A8A #8A641A #1A8A64

tetradic

#641A8A #8A2C1A #408A1A #1A788A

square

#641A8A #8A2C1A #408A1A #1A788A

split-complementary

#641A8A #788A1A #1A8A2C

monochromatic

#190723 #3F1057 #641A8A #8924BD #A843DC

Accessibility & contrast

On white

10.21

#641A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#641A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A8A

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A8A	#FFFFFF	#000000	##FFFFFF
##641A8A	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8D

Deuteranopia (green-blind)

#004288

Tritanopia (blue-blind)

#5F3652

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #641a8a;
/* rgb */ color: rgb(100, 26, 138);
/* oklch */ color: oklch(39.8% 0.174 310.7);

Tailwind

colors: {
  custom: {
    50: '#9560ad',
    500: '#641a8a',
    950: '#000000',
  },
}

SCSS

$custom: #641a8a;
$custom-light: #9560ad;
$custom-dark: #000000;

JSON

{
  "hex": "#641a8a",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 138
  },
  "hsl": {
    "h": 279.643,
    "s": 68.293,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3979,
    "c": 0.17434,
    "h": 310.7
  },
  "luminance": 0.05283
}

Semantic roles & 50–950 ramp

primary

#641A8A

secondary

#6CBD43

accent

#EB3D78

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #641A8A

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

Preview Lab → · Contrast checker → · Palette generator →