#641FA9#641FA9

#641FA9 is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.9% C 0.200 H 300.3°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX#641FA9
RGBrgb(100, 31, 169)
HSLhsl(270, 69%, 39%)
HSVhsv(270, 82%, 66%)
CMYKcmyk(40.8%, 81.7%, 0%, 33.7%)
CIE-LABlab(30.77, 55.40, -60.32)
CIE-LCHlch(30.77, 81.90, 312.57°)
OKLaboklab(42.86% 0.101 -0.1725)
OKLCHoklch(42.86% 0.2 300.3)
XYZxyz(12.9052, 6.5537, 38.1135)
Luminance0.0655 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#641FA9 #64A91F
analogous
#1F1FA9 #641FA9 #A91FA9
triadic
#641FA9 #A9641F #1FA964
tetradic
#641FA9 #A91F1F #64A91F #1FA9A9
square
#641FA9 #A91F1F #64A91F #1FA9A9
split-complementary
#641FA9 #A9A91F #1FA91F
monochromatic
#270C42 #451675 #641FA9 #832DD8 #A160E2

Accessibility & contrast

On white

9.09
#641FA9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.31
#641FA9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641FA9
9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##641FA9#FFFFFF#000000##FFFFFF
##641FA91.009.092.319.09
#FFFFFF9.091.0021.001.00
#0000002.3121.001.0021.00
##FFFFFF9.091.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0048AD
Deuteranopia (green-blind)
#0047A6
Tritanopia (blue-blind)
#544665
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #641fa9;
/* rgb */ color: rgb(100, 31, 169);
/* oklch */ color: oklch(42.9% 0.200 300.3);
Tailwind
colors: {
  custom: {
    50: '#9764c4',
    500: '#641fa9',
    950: '#000000',
  },
}
SCSS
$custom: #641fa9;
$custom-light: #9764c4;
$custom-dark: #000000;
JSON
{
  "hex": "#641fa9",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 169
  },
  "hsl": {
    "h": 270,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.42862,
    "c": 0.19987,
    "h": 300.3
  },
  "luminance": 0.06554
}

Semantic roles & 50–950 ramp

primary
#641FA9
secondary
#92C75D
accent
#EC3C94
background
#F9F6FC
surface
#F2EBF8
border
#CCC6D1
text
#0E0613
muted
#7E7A82

Preview Lab

Preview with #641FA9

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

Preview Lab → · Contrast checker → · Palette generator →

#641FA9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva