#641B92#641B92

#641B92 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.5% C 0.181 H 307.7°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX#641B92
RGBrgb(100, 27, 146)
HSLhsl(277, 69%, 34%)
HSVhsv(277, 82%, 57%)
CMYKcmyk(31.5%, 81.5%, 0%, 42.7%)
CIE-LABlab(28.30, 51.50, -50.34)
CIE-LCHlch(28.30, 72.02, 315.65°)
OKLaboklab(40.53% 0.1108 -0.1432)
OKLCHoklch(40.53% 0.181 307.7)
XYZxyz(10.8347, 5.5687, 27.6926)
Luminance0.0557 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#641B92 #49921B
analogous
#291B92 #641B92 #921B85
triadic
#641B92 #92641B #1B9264
tetradic
#641B92 #92291B #49921B #1B8592
square
#641B92 #92291B #49921B #1B8592
split-complementary
#641B92 #85921B #1B9229
monochromatic
#1D082B #41115E #641B92 #8725C6 #A44ADE

Accessibility & contrast

On white

9.93
#641B92 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.11
#641B92 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B92
9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##641B92#FFFFFF#000000##FFFFFF
##641B921.009.932.119.93
#FFFFFF9.931.0021.001.00
#0000002.1121.001.0021.00
##FFFFFF9.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004095
Deuteranopia (green-blind)
#004390
Tritanopia (blue-blind)
#5C3A57
Achromatopsia (no color)
#434343

Design tokens & code

CSS
--color: #641b92;
/* rgb */ color: rgb(100, 27, 146);
/* oklch */ color: oklch(40.5% 0.181 307.7);
Tailwind
colors: {
  custom: {
    50: '#9561b3',
    500: '#641b92',
    950: '#000000',
  },
}
SCSS
$custom: #641b92;
$custom-light: #9561b3;
$custom-dark: #000000;
JSON
{
  "hex": "#641b92",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 146
  },
  "hsl": {
    "h": 276.807,
    "s": 68.786,
    "l": 33.922
  },
  "oklch": {
    "l": 0.40531,
    "c": 0.18101,
    "h": 307.7
  },
  "luminance": 0.05569
}

Semantic roles & 50–950 ramp

primary
#641B92
secondary
#77BF49
accent
#EC3C80
background
#F9F6FB
surface
#F2EBF6
border
#CCC6D0
text
#0E0511
muted
#7E7A80

Preview Lab

Preview with #641B92

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

Preview Lab → · Contrast checker → · Palette generator →

#641B92 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva