#669C9C#669C9C

#669C9C is a light, muted teal. Relative luminance 0.290; OKLCH L 65.5% C 0.057 H 195.9°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#669C9C
RGB	rgb(102, 156, 156)
HSL	hsl(180, 21%, 51%)
HSV	hsv(180, 35%, 61%)
CMYK	cmyk(34.6%, 0%, 0%, 38.8%)
CIE-LAB	lab(60.78, -17.73, -5.67)
CIE-LCH	lch(60.78, 18.62, 197.74°)
OKLab	oklab(65.52% -0.0549 -0.0156)
OKLCH	oklch(65.52% 0.057 195.9)
XYZ	xyz(23.3666, 29.0006, 35.8124)
Luminance	0.2900 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669C9C #9C6666

analogous

#669C81 #669C9C #66819C

triadic

#669C9C #9C669C #9C9C66

tetradic

#669C9C #81669C #9C6666 #819C66

square

#669C9C #81669C #9C6666 #819C66

split-complementary

#669C9C #9C6681 #9C8166

monochromatic

#355252 #4D7777 #669C9C #8BB4B4 #B0CCCC

Accessibility & contrast

On white

3.09

#669C9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#669C9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669C9C

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669C9C	#FFFFFF	#000000	##000000
##669C9C	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95979C

Deuteranopia (green-blind)

#8B8F9D

Tritanopia (blue-blind)

#519F9C

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #669c9c;
/* rgb */ color: rgb(102, 156, 156);
/* oklch */ color: oklch(65.5% 0.057 195.9);

Tailwind

colors: {
  custom: {
    50: '#94b9b9',
    500: '#669c9c',
    950: '#000000',
  },
}

SCSS

$custom: #669c9c;
$custom-light: #94b9b9;
$custom-dark: #000000;

JSON

{
  "hex": "#669c9c",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 156
  },
  "hsl": {
    "h": 180,
    "s": 21.429,
    "l": 50.588
  },
  "oklch": {
    "l": 0.65524,
    "c": 0.05708,
    "h": 195.9
  },
  "luminance": 0.29002
}

Semantic roles & 50–950 ramp

primary

#669C9C

secondary

#BBA3A3

accent

#6A6ABE

background

#F9FBFB

surface

#F2F6F6

border

#CCD0D0

text

#0D1111

muted

#7E8080

Preview Lab

Preview with #669C9C

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

Preview Lab → · Contrast checker → · Palette generator →