#665E5E#665E5E

#665E5E is a mid, near-neutral grey. Relative luminance 0.116; OKLCH L 48.9% C 0.010 H 17.5°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#665E5E
RGB	rgb(102, 94, 94)
HSL	hsl(0, 4%, 38%)
HSV	hsv(0, 8%, 40%)
CMYK	cmyk(0%, 7.8%, 7.8%, 60%)
CIE-LAB	lab(40.64, 3.20, 1.15)
CIE-LCH	lch(40.64, 3.40, 19.86°)
OKLab	oklab(48.95% 0.0098 0.0031)
OKLCH	oklch(48.95% 0.01 17.5)
XYZ	xyz(11.5024, 11.6385, 12.2280)
Luminance	0.1164 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#665E5E #5E6666

analogous

#665E62 #665E5E #66625E

triadic

#665E5E #5E665E #5E5E66

tetradic

#665E5E #62665E #5E6666 #625E66

square

#665E5E #62665E #5E6666 #625E66

split-complementary

#665E5E #5E6662 #5E6266

monochromatic

#262323 #464141 #665E5E #867B7B #A39B9B

Accessibility & contrast

On white

6.31

#665E5E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#665E5E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #665E5E

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##665E5E	#FFFFFF	#000000	##FFFFFF
##665E5E	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5F5E

Deuteranopia (green-blind)

#61605E

Tritanopia (blue-blind)

#685D5E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #665e5e;
/* rgb */ color: rgb(102, 94, 94);
/* oklch */ color: oklch(48.9% 0.010 17.5);

Tailwind

colors: {
  custom: {
    50: '#918b8b',
    500: '#665e5e',
    950: '#000000',
  },
}

SCSS

$custom: #665e5e;
$custom-light: #918b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#665e5e",
  "rgb": {
    "r": 102,
    "g": 94,
    "b": 94
  },
  "hsl": {
    "h": 0,
    "s": 4.082,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48945,
    "c": 0.0103,
    "h": 17.5
  },
  "luminance": 0.11638
}

Semantic roles & 50–950 ramp

primary

#665E5E

secondary

#8D9393

accent

#ADAD7B

background

#F8F8F8

surface

#F0F0F0

border

#CBCBCB

text

#0C0C0C

muted

#7D7D7D

Preview Lab

Preview with #665E5E

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

Preview Lab → · Contrast checker → · Palette generator →