#661A88#661A88

#661A88 is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.9% C 0.173 H 312.4°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#661A88
RGB	rgb(102, 26, 136)
HSL	hsl(281, 68%, 32%)
HSV	hsv(281, 81%, 53%)
CMYK	cmyk(25%, 80.9%, 0%, 46.7%)
CIE-LAB	lab(27.69, 50.02, -45.12)
CIE-LCH	lch(27.69, 67.36, 317.95°)
OKLab	oklab(39.92% 0.1168 -0.1277)
OKLCH	oklch(39.92% 0.173 312.4)
XYZ	xyz(10.2920, 5.3414, 23.7766)
Luminance	0.0534 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A88 #3C881A

analogous

#2F1A88 #661A88 #881A73

triadic

#661A88 #88661A #1A8866

tetradic

#661A88 #882F1A #3C881A #1A7388

square

#661A88 #882F1A #3C881A #1A7388

split-complementary

#661A88 #73881A #1A882F

monochromatic

#190621 #3F1055 #661A88 #8D24BB #AB42DB

Accessibility & contrast

On white

10.15

#661A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#661A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A88

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A88	#FFFFFF	#000000	##FFFFFF
##661A88	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8B

Deuteranopia (green-blind)

#054386

Tritanopia (blue-blind)

#623551

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #661a88;
/* rgb */ color: rgb(102, 26, 136);
/* oklch */ color: oklch(39.9% 0.173 312.4);

Tailwind

colors: {
  custom: {
    50: '#9661ab',
    500: '#661a88',
    950: '#000000',
  },
}

SCSS

$custom: #661a88;
$custom-light: #9661ab;
$custom-dark: #000000;

JSON

{
  "hex": "#661a88",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 136
  },
  "hsl": {
    "h": 281.455,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.39917,
    "c": 0.17308,
    "h": 312.4
  },
  "luminance": 0.05341
}

Semantic roles & 50–950 ramp

primary

#661A88

secondary

#68BB43

accent

#EB3D73

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #661A88

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

Preview Lab → · Contrast checker → · Palette generator →