#665A5C#665A5C

#665A5C is a mid, near-neutral grey. Relative luminance 0.109; OKLCH L 48.0% C 0.016 H 6.3°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#665A5C
RGB	rgb(102, 90, 92)
HSL	hsl(350, 6%, 38%)
HSV	hsv(350, 12%, 40%)
CMYK	cmyk(0%, 11.8%, 9.8%, 60%)
CIE-LAB	lab(39.43, 5.24, 0.63)
CIE-LCH	lch(39.43, 5.28, 6.85°)
OKLab	oklab(47.98% 0.0158 0.0017)
OKLCH	oklch(47.98% 0.016 6.3)
XYZ	xyz(11.0673, 10.9100, 11.6460)
Luminance	0.1091 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665A5C #5A6664

analogous

#665A62 #665A5C #665E5A

triadic

#665A5C #5C665A #5A5C66

tetradic

#665A5C #62665A #5A6664 #5E5A66

square

#665A5C #62665A #5A6664 #5E5A66

split-complementary

#665A5C #5A665E #5A6266

monochromatic

#252121 #453D3F #665A5C #877779 #A39799

Accessibility & contrast

On white

6.60

#665A5C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#665A5C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665A5C

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665A5C	#FFFFFF	#000000	##FFFFFF
##665A5C	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5C5C

Deuteranopia (green-blind)

#5E5E5C

Tritanopia (blue-blind)

#68595B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #665a5c;
/* rgb */ color: rgb(102, 90, 92);
/* oklch */ color: oklch(48.0% 0.016 6.3);

Tailwind

colors: {
  custom: {
    50: '#91888a',
    500: '#665a5c',
    950: '#000000',
  },
}

SCSS

$custom: #665a5c;
$custom-light: #91888a;
$custom-dark: #000000;

JSON

{
  "hex": "#665a5c",
  "rgb": {
    "r": 102,
    "g": 90,
    "b": 92
  },
  "hsl": {
    "h": 350,
    "s": 6.25,
    "l": 37.647
  },
  "oklch": {
    "l": 0.47982,
    "c": 0.01589,
    "h": 6.3
  },
  "luminance": 0.1091
}

Semantic roles & 50–950 ramp

primary

#665A5C

secondary

#899391

accent

#AFA678

background

#F8F8F8

surface

#F0EFF0

border

#CBCACB

text

#0C0B0B

muted

#7D7C7C

Preview Lab

Preview with #665A5C

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

Preview Lab → · Contrast checker → · Palette generator →