#641581#641581

#641581 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.7% C 0.171 H 314.5°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX#641581
RGBrgb(100, 21, 129)
HSLhsl(284, 72%, 29%)
HSVhsv(284, 84%, 51%)
CMYKcmyk(22.5%, 83.7%, 0%, 49.4%)
CIE-LABlab(26.25, 49.82, -43.07)
CIE-LCHlch(26.25, 65.86, 319.15°)
OKLaboklab(38.67% 0.1196 -0.1218)
OKLCHoklch(38.67% 0.171 314.5)
XYZxyz(9.4855, 4.8310, 21.1974)
Luminance0.0483 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#641581 #328115
analogous
#2E1581 #641581 #811568
triadic
#641581 #816415 #158164
tetradic
#641581 #812E15 #328115 #156881
square
#641581 #812E15 #328115 #156881
split-complementary
#641581 #688115 #15812E
monochromatic
#14041A #3B0C4C #641581 #8D1EB6 #B033DE

Accessibility & contrast

On white

10.68
#641581 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#641581 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641581
10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##641581#FFFFFF#000000##FFFFFF
##6415811.0010.681.9710.68
#FFFFFF10.681.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003A84
Deuteranopia (green-blind)
#0B407F
Tritanopia (blue-blind)
#61304C
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #641581;
/* rgb */ color: rgb(100, 21, 129);
/* oklch */ color: oklch(38.7% 0.171 314.5);
Tailwind
colors: {
  custom: {
    50: '#945ea6',
    500: '#641581',
    950: '#000000',
  },
}
SCSS
$custom: #641581;
$custom-light: #945ea6;
$custom-dark: #000000;
JSON
{
  "hex": "#641581",
  "rgb": {
    "r": 100,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 283.889,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.38672,
    "c": 0.17071,
    "h": 314.5
  },
  "luminance": 0.04831
}

Semantic roles & 50–950 ramp

primary
#641581
secondary
#5DB63C
accent
#EF396A
background
#F9F5FA
surface
#F2EAF4
border
#CCC6CE
text
#0E050F
muted
#7E797F

Preview Lab

Preview with #641581

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

Preview Lab → · Contrast checker → · Palette generator →

#641581 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva