#661A6E#661A6E

#661A6E is a dark, vivid purple. Relative luminance 0.047; OKLCH L 38.0% C 0.149 H 323.8°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#661A6E
RGB	rgb(102, 26, 110)
HSL	hsl(294, 62%, 27%)
HSV	hsv(294, 76%, 43%)
CMYK	cmyk(7.3%, 76.4%, 0%, 56.9%)
CIE-LAB	lab(25.83, 44.70, -31.62)
CIE-LCH	lch(25.83, 54.76, 324.73°)
OKLab	oklab(38.02% 0.1204 -0.0882)
OKLCH	oklch(38.02% 0.149 323.8)
XYZ	xyz(8.6631, 4.6899, 15.1978)
Luminance	0.0469 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.16

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A6E #226E1A

analogous

#3C1A6E #661A6E #6E1A4C

triadic

#661A6E #6E661A #1A6E66

tetradic

#661A6E #6E3C1A #226E1A #1A4C6E

square

#661A6E #6E3C1A #226E1A #1A4C6E

split-complementary

#661A6E #4C6E1A #1A6E3C

monochromatic

#170619 #380E3D #661A6E #9426A0 #C034CF

Accessibility & contrast

On white

10.84

#661A6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#661A6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A6E

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A6E	#FFFFFF	#000000	##FFFFFF
##661A6E	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003770

Deuteranopia (green-blind)

#29406C

Tritanopia (blue-blind)

#682942

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #661a6e;
/* rgb */ color: rgb(102, 26, 110);
/* oklch */ color: oklch(38.0% 0.149 323.8);

Tailwind

colors: {
  custom: {
    50: '#955f98',
    500: '#661a6e',
    950: '#000000',
  },
}

SCSS

$custom: #661a6e;
$custom-light: #955f98;
$custom-dark: #000000;

JSON

{
  "hex": "#661a6e",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 110
  },
  "hsl": {
    "h": 294.286,
    "s": 61.765,
    "l": 26.667
  },
  "oklch": {
    "l": 0.38016,
    "c": 0.1492,
    "h": 323.8
  },
  "luminance": 0.04689
}

Semantic roles & 50–950 ramp

primary

#661A6E

secondary

#4AA341

accent

#E54352

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #661A6E

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

Preview Lab → · Contrast checker → · Palette generator →