#661B6A#661B6A

#661B6A is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.8% C 0.144 H 325.8°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX#661B6A
RGBrgb(102, 27, 106)
HSLhsl(297, 59%, 26%)
HSVhsv(297, 75%, 42%)
CMYKcmyk(3.8%, 74.5%, 0%, 58.4%)
CIE-LABlab(25.71, 43.56, -29.23)
CIE-LCHlch(25.71, 52.46, 326.14°)
OKLaboklab(37.85% 0.1194 -0.0812)
OKLCHoklch(37.85% 0.144 325.8)
XYZxyz(8.4728, 4.6498, 14.0841)
Luminance0.0465 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#661B6A #1F6A1B
analogous
#3E1B6A #661B6A #6A1B46
triadic
#661B6A #6A661B #1B6A66
tetradic
#661B6A #6A3E1B #1F6A1B #1B466A
square
#661B6A #6A3E1B #1F6A1B #1B466A
split-complementary
#661B6A #466A1B #1B6A3E
monochromatic
#170618 #370F39 #661B6A #95279B #C434CB

Accessibility & contrast

On white

10.88
#661B6A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.93
#661B6A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B6A
10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##661B6A#FFFFFF#000000##FFFFFF
##661B6A1.0010.881.9310.88
#FFFFFF10.881.0021.001.00
#0000001.9321.001.0021.00
##FFFFFF10.881.0021.001.00

Color blindness preview

Protanopia (red-blind)
#07376C
Deuteranopia (green-blind)
#2C4068
Tritanopia (blue-blind)
#692840
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #661b6a;
/* rgb */ color: rgb(102, 27, 106);
/* oklch */ color: oklch(37.8% 0.144 325.8);
Tailwind
colors: {
  custom: {
    50: '#956095',
    500: '#661b6a',
    950: '#000000',
  },
}
SCSS
$custom: #661b6a;
$custom-light: #956095;
$custom-dark: #000000;
JSON
{
  "hex": "#661b6a",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 106
  },
  "hsl": {
    "h": 296.962,
    "s": 59.398,
    "l": 26.078
  },
  "oklch": {
    "l": 0.37849,
    "c": 0.14441,
    "h": 325.8
  },
  "luminance": 0.04649
}

Semantic roles & 50–950 ramp

primary
#661B6A
secondary
#469F42
accent
#E3454D
background
#F9F5F9
surface
#F2EAF1
border
#CCC6CB
text
#0E050D
muted
#7E797E

Preview Lab

Preview with #661B6A

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

Preview Lab → · Contrast checker → · Palette generator →

#661B6A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva