#666161#666161

#666161 is a mid, near-neutral grey. Relative luminance 0.122; OKLCH L 49.7% C 0.006 H 17.4°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#666161
RGB	rgb(102, 97, 97)
HSL	hsl(0, 3%, 39%)
HSV	hsv(0, 5%, 40%)
CMYK	cmyk(0%, 4.9%, 4.9%, 60%)
CIE-LAB	lab(41.59, 1.98, 0.71)
CIE-LCH	lch(41.59, 2.10, 19.67°)
OKLab	oklab(49.72% 0.0061 0.0019)
OKLCH	oklch(49.72% 0.006 17.4)
XYZ	xyz(11.9116, 12.2373, 13.0415)
Luminance	0.1224 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666161 #616666

analogous

#666164 #666161 #666461

triadic

#666161 #616661 #616166

tetradic

#666161 #646661 #616666 #646166

square

#666161 #646661 #616666 #646166

split-complementary

#666161 #616664 #616466

monochromatic

#272525 #474343 #666161 #857F7F #A39E9E

Accessibility & contrast

On white

6.09

#666161 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#666161 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666161

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666161	#FFFFFF	#000000	##FFFFFF
##666161	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626261

Deuteranopia (green-blind)

#636261

Tritanopia (blue-blind)

#676161

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #666161;
/* rgb */ color: rgb(102, 97, 97);
/* oklch */ color: oklch(49.7% 0.006 17.4);

Tailwind

colors: {
  custom: {
    50: '#918d8d',
    500: '#666161',
    950: '#000000',
  },
}

SCSS

$custom: #666161;
$custom-light: #918d8d;
$custom-dark: #000000;

JSON

{
  "hex": "#666161",
  "rgb": {
    "r": 102,
    "g": 97,
    "b": 97
  },
  "hsl": {
    "h": 0,
    "s": 2.513,
    "l": 39.02
  },
  "oklch": {
    "l": 0.49722,
    "c": 0.00637,
    "h": 17.4
  },
  "luminance": 0.12237
}

Semantic roles & 50–950 ramp

primary

#666161

secondary

#8F9393

accent

#ACAC7C

background

#F8F8F8

surface

#F0F0F0

border

#CBCBCB

text

#0C0C0C

muted

#7D7D7D

Preview Lab

Preview with #666161

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

Preview Lab → · Contrast checker → · Palette generator →