#666263#666263

#666263 is a mid, near-neutral grey. Relative luminance 0.125; OKLCH L 50.0% C 0.005 H 0.2°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#666263
RGB	rgb(102, 98, 99)
HSL	hsl(345, 2%, 39%)
HSV	hsv(345, 4%, 40%)
CMYK	cmyk(0%, 3.9%, 2.9%, 60%)
CIE-LAB	lab(41.94, 1.78, -0.00)
CIE-LCH	lch(41.94, 1.78, 359.86°)
OKLab	oklab(50.02% 0.0053 0)
OKLCH	oklch(50.02% 0.005 0.2)
XYZ	xyz(12.0990, 12.4611, 13.5698)
Luminance	0.1246 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#666263 #626665

analogous

#666265 #666263 #666362

triadic

#666263 #636662 #626366

tetradic

#666263 #656662 #626665 #636266

square

#666263 #656662 #626665 #636266

split-complementary

#666263 #626663 #626566

monochromatic

#282626 #474445 #666263 #858081 #A39FA0

Accessibility & contrast

On white

6.01

#666263 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#666263 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #666263

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##666263	#FFFFFF	#000000	##FFFFFF
##666263	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626363

Deuteranopia (green-blind)

#636363

Tritanopia (blue-blind)

#676262

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #666263;
/* rgb */ color: rgb(102, 98, 99);
/* oklch */ color: oklch(50.0% 0.005 0.2);

Tailwind

colors: {
  custom: {
    50: '#918e8f',
    500: '#666263',
    950: '#000000',
  },
}

SCSS

$custom: #666263;
$custom-light: #918e8f;
$custom-dark: #000000;

JSON

{
  "hex": "#666263",
  "rgb": {
    "r": 102,
    "g": 98,
    "b": 99
  },
  "hsl": {
    "h": 345,
    "s": 2,
    "l": 39.216
  },
  "oklch": {
    "l": 0.50015,
    "c": 0.00529,
    "h": 0.2
  },
  "luminance": 0.12461
}

Semantic roles & 50–950 ramp

primary

#666263

secondary

#909393

accent

#ABA07D

background

#F8F8F8

surface

#F0F0F0

border

#CBCBCB

text

#0C0C0C

muted

#7D7D7D

Preview Lab

Preview with #666263

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

Preview Lab → · Contrast checker → · Palette generator →