#641C95#641C95

#641C95 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.9% C 0.183 H 306.6°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#641C95
RGB	rgb(100, 28, 149)
HSL	hsl(276, 68%, 35%)
HSV	hsv(276, 81%, 58%)
CMYK	cmyk(32.9%, 81.2%, 0%, 41.6%)
CIE-LAB	lab(28.67, 51.82, -51.58)
CIE-LCH	lch(28.67, 73.12, 315.13°)
OKLab	oklab(40.87% 0.1092 -0.1468)
OKLCH	oklch(40.87% 0.183 306.6)
XYZ	xyz(11.0944, 5.7099, 28.9456)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C95 #4D951C

analogous

#271C95 #641C95 #951C8A

triadic

#641C95 #95641C #1C9564

tetradic

#641C95 #95271C #4D951C #1C8A95

square

#641C95 #95271C #4D951C #1C8A95

split-complementary

#641C95 #8A951C #1C9527

monochromatic

#1F092E #411261 #641C95 #8726C9 #A34EDE

Accessibility & contrast

On white

9.80

#641C95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#641C95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C95

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C95	#FFFFFF	#000000	##FFFFFF
##641C95	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004198

Deuteranopia (green-blind)

#004493

Tritanopia (blue-blind)

#5B3C59

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #641c95;
/* rgb */ color: rgb(100, 28, 149);
/* oklch */ color: oklch(40.9% 0.183 306.6);

Tailwind

colors: {
  custom: {
    50: '#9562b5',
    500: '#641c95',
    950: '#000000',
  },
}

SCSS

$custom: #641c95;
$custom-light: #9562b5;
$custom-dark: #000000;

JSON

{
  "hex": "#641c95",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 149
  },
  "hsl": {
    "h": 275.702,
    "s": 68.362,
    "l": 34.706
  },
  "oklch": {
    "l": 0.40868,
    "c": 0.18296,
    "h": 306.6
  },
  "luminance": 0.0571
}

Semantic roles & 50–950 ramp

primary

#641C95

secondary

#7BC04D

accent

#EB3D83

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #641C95

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

Preview Lab → · Contrast checker → · Palette generator →