#661B70#661B70

#661B70 is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.2% C 0.150 H 322.7°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#661B70
RGB	rgb(102, 27, 112)
HSL	hsl(293, 61%, 27%)
HSV	hsv(293, 76%, 44%)
CMYK	cmyk(8.9%, 75.9%, 0%, 56.1%)
CIE-LAB	lab(26.10, 44.71, -32.49)
CIE-LCH	lch(26.10, 55.27, 324.00°)
OKLab	oklab(38.25% 0.1192 -0.0907)
OKLCH	oklch(38.25% 0.15 322.7)
XYZ	xyz(8.7958, 4.7790, 15.7852)
Luminance	0.0478 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B70 #25701B

analogous

#3B1B70 #661B70 #701B50

triadic

#661B70 #70661B #1B7066

tetradic

#661B70 #703B1B #25701B #1B5070

square

#661B70 #703B1B #25701B #1B5070

split-complementary

#661B70 #50701B #1B703B

monochromatic

#160619 #390F3F #661B70 #9327A1 #BD37CF

Accessibility & contrast

On white

10.74

#661B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#661B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B70

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B70	#FFFFFF	#000000	##FFFFFF
##661B70	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003872

Deuteranopia (green-blind)

#28416E

Tritanopia (blue-blind)

#672B44

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661b70;
/* rgb */ color: rgb(102, 27, 112);
/* oklch */ color: oklch(38.2% 0.150 322.7);

Tailwind

colors: {
  custom: {
    50: '#956099',
    500: '#661b70',
    950: '#000000',
  },
}

SCSS

$custom: #661b70;
$custom-light: #956099;
$custom-dark: #000000;

JSON

{
  "hex": "#661b70",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 112
  },
  "hsl": {
    "h": 292.941,
    "s": 61.151,
    "l": 27.255
  },
  "oklch": {
    "l": 0.38246,
    "c": 0.1498,
    "h": 322.7
  },
  "luminance": 0.04778
}

Semantic roles & 50–950 ramp

primary

#661B70

secondary

#4EA542

accent

#E44456

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #661B70

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

Preview Lab → · Contrast checker → · Palette generator →