#641C9F#641C9F

#641C9F is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.7% C 0.193 H 303.5°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#641C9F
RGB	rgb(100, 28, 159)
HSL	hsl(273, 70%, 37%)
HSV	hsv(273, 82%, 62%)
CMYK	cmyk(37.1%, 82.4%, 0%, 37.6%)
CIE-LAB	lab(29.52, 54.12, -56.31)
CIE-LCH	lch(29.52, 78.10, 313.86°)
OKLab	oklab(41.73% 0.1063 -0.1607)
OKLCH	oklch(41.73% 0.193 303.5)
XYZ	xyz(11.9273, 6.0430, 33.3322)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C9F #579F1C

analogous

#231C9F #641C9F #9F1C99

triadic

#641C9F #9F641C #1C9F64

tetradic

#641C9F #9F231C #579F1C #1C999F

square

#641C9F #9F231C #579F1C #1C999F

split-complementary

#641C9F #999F1C #1C9F23

monochromatic

#230A37 #43136B #641C9F #8525D3 #A254E1

Accessibility & contrast

On white

9.51

#641C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#641C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C9F

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C9F	#FFFFFF	#000000	##FFFFFF
##641C9F	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A2

Deuteranopia (green-blind)

#00459D

Tritanopia (blue-blind)

#58405F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #641c9f;
/* rgb */ color: rgb(100, 28, 159);
/* oklch */ color: oklch(41.7% 0.193 303.5);

Tailwind

colors: {
  custom: {
    50: '#9662bc',
    500: '#641c9f',
    950: '#000000',
  },
}

SCSS

$custom: #641c9f;
$custom-light: #9662bc;
$custom-dark: #000000;

JSON

{
  "hex": "#641c9f",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 159
  },
  "hsl": {
    "h": 272.977,
    "s": 70.053,
    "l": 36.667
  },
  "oklch": {
    "l": 0.41725,
    "c": 0.19267,
    "h": 303.5
  },
  "luminance": 0.06043
}

Semantic roles & 50–950 ramp

primary

#641C9F

secondary

#86C453

accent

#ED3B8B

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #641C9F

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

Preview Lab → · Contrast checker → · Palette generator →