#604B66#604B66

#604B66 is a dark, muted purple. Relative luminance 0.085; OKLCH L 44.5% C 0.051 H 318.6°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#604B66
RGB	rgb(96, 75, 102)
HSL	hsl(287, 15%, 35%)
HSV	hsv(287, 26%, 40%)
CMYK	cmyk(5.9%, 26.5%, 0%, 60%)
CIE-LAB	lab(34.96, 14.31, -12.34)
CIE-LCH	lch(34.96, 18.89, 319.23°)
OKLab	oklab(44.49% 0.038 -0.0334)
OKLCH	oklch(44.49% 0.051 318.6)
XYZ	xyz(9.7379, 8.4784, 13.6913)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#604B66 #51664B

analogous

#534B66 #604B66 #664B5F

triadic

#604B66 #66604B #4B6660

tetradic

#604B66 #66534B #51664B #4B5F66

square

#604B66 #66534B #51664B #4B5F66

split-complementary

#604B66 #5F664B #4B6653

monochromatic

#1E171F #3F3143 #604B66 #816589 #9F86A6

Accessibility & contrast

On white

7.79

#604B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#604B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #604B66

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##604B66	#FFFFFF	#000000	##FFFFFF
##604B66	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485167

Deuteranopia (green-blind)

#4C5365

Tritanopia (blue-blind)

#604E54

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #604b66;
/* rgb */ color: rgb(96, 75, 102);
/* oklch */ color: oklch(44.5% 0.051 318.6);

Tailwind

colors: {
  custom: {
    50: '#8d7d91',
    500: '#604b66',
    950: '#000000',
  },
}

SCSS

$custom: #604b66;
$custom-light: #8d7d91;
$custom-dark: #000000;

JSON

{
  "hex": "#604b66",
  "rgb": {
    "r": 96,
    "g": 75,
    "b": 102
  },
  "hsl": {
    "h": 286.667,
    "s": 15.254,
    "l": 34.706
  },
  "oklch": {
    "l": 0.44489,
    "c": 0.05058,
    "h": 318.6
  },
  "luminance": 0.08478
}

Semantic roles & 50–950 ramp

primary

#604B66

secondary

#7F937A

accent

#B87080

background

#F8F7F8

surface

#F0EEF0

border

#CBC9CB

text

#0C090C

muted

#7D7B7D

Preview Lab

Preview with #604B66

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

Preview Lab → · Contrast checker → · Palette generator →