#660F5F#660F5F

#660F5F is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.2% C 0.148 H 331.9°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#660F5F
RGB	rgb(102, 15, 95)
HSL	hsl(305, 74%, 23%)
HSV	hsv(305, 85%, 40%)
CMYK	cmyk(0%, 85.3%, 6.9%, 60%)
CIE-LAB	lab(23.65, 45.60, -25.32)
CIE-LCH	lch(23.65, 52.15, 330.96°)
OKLab	oklab(36.16% 0.1308 -0.0698)
OKLCH	oklch(36.16% 0.148 331.9)
XYZ	xyz(7.7159, 3.9933, 11.1887)
Luminance	0.0399 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#660F5F #0F6616

analogous

#420F66 #660F5F #660F33

triadic

#660F5F #5F660F #0F5F66

tetradic

#660F5F #66420F #0F6616 #0F3366

square

#660F5F #66420F #0F6616 #0F3366

split-complementary

#660F5F #33660F #0F6642

monochromatic

#1B0419 #31072D #660F5F #9B1791 #D11FC2

Accessibility & contrast

On white

11.68

#660F5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#660F5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #660F5F

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##660F5F	#FFFFFF	#000000	##FFFFFF
##660F5F	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063161

Deuteranopia (green-blind)

#2E3C5D

Tritanopia (blue-blind)

#6B1B37

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #660f5f;
/* rgb */ color: rgb(102, 15, 95);
/* oklch */ color: oklch(36.2% 0.148 331.9);

Tailwind

colors: {
  custom: {
    50: '#955a8d',
    500: '#660f5f',
    950: '#000000',
  },
}

SCSS

$custom: #660f5f;
$custom-light: #955a8d;
$custom-dark: #000000;

JSON

{
  "hex": "#660f5f",
  "rgb": {
    "r": 102,
    "g": 15,
    "b": 95
  },
  "hsl": {
    "h": 304.828,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.36158,
    "c": 0.14826,
    "h": 331.9
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#660F5F

secondary

#329F3B

accent

#F14637

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0E040C

muted

#7E797D

Preview Lab

Preview with #660F5F

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

Preview Lab → · Contrast checker → · Palette generator →