#641FB0#641FB0

#641FB0 is a dark, highly saturated violet. Relative luminance 0.068; OKLCH L 43.5% C 0.207 H 298.5°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#641FB0
RGB	rgb(100, 31, 176)
HSL	hsl(269, 70%, 41%)
HSV	hsv(269, 82%, 69%)
CMYK	cmyk(43.2%, 82.4%, 0%, 31%)
CIE-LAB	lab(31.40, 57.07, -63.48)
CIE-LCH	lch(31.40, 85.36, 311.96°)
OKLab	oklab(43.49% 0.0987 -0.1818)
OKLCH	oklch(43.49% 0.207 298.5)
XYZ	xyz(13.5800, 6.8237, 41.6675)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641FB0 #6BB01F

analogous

#1F22B0 #641FB0 #AC1FB0

triadic

#641FB0 #B0641F #1FB064

tetradic

#641FB0 #B01F22 #6BB01F #1FB0AC

square

#641FB0 #B01F22 #6BB01F #1FB0AC

split-complementary

#641FB0 #B0AC1F #22B01F

monochromatic

#290D48 #46167C #641FB0 #8231DB #A265E4

Accessibility & contrast

On white

8.88

#641FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#641FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641FB0

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641FB0	#FFFFFF	#000000	##FFFFFF
##641FB0	1.00	8.88	2.36	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB4

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#514969

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #641fb0;
/* rgb */ color: rgb(100, 31, 176);
/* oklch */ color: oklch(43.5% 0.207 298.5);

Tailwind

colors: {
  custom: {
    50: '#9865c9',
    500: '#641fb0',
    950: '#000000',
  },
}

SCSS

$custom: #641fb0;
$custom-light: #9865c9;
$custom-dark: #000000;

JSON

{
  "hex": "#641fb0",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 176
  },
  "hsl": {
    "h": 268.552,
    "s": 70.048,
    "l": 40.588
  },
  "oklch": {
    "l": 0.43494,
    "c": 0.20682,
    "h": 298.5
  },
  "luminance": 0.06824
}

Semantic roles & 50–950 ramp

primary

#641FB0

secondary

#98C962

accent

#ED3B98

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0F0613

muted

#7E7A82

Preview Lab

Preview with #641FB0

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

Preview Lab → · Contrast checker → · Palette generator →