#669C9D#669C9D

#669C9D is a light, muted teal. Relative luminance 0.290; OKLCH L 65.6% C 0.057 H 197.3°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#669C9D
RGB	rgb(102, 156, 157)
HSL	hsl(181, 22%, 51%)
HSV	hsv(181, 35%, 62%)
CMYK	cmyk(35%, 0.6%, 0%, 38.4%)
CIE-LAB	lab(60.81, -17.48, -6.19)
CIE-LCH	lch(60.81, 18.55, 199.51°)
OKLab	oklab(65.56% -0.0545 -0.017)
OKLCH	oklch(65.56% 0.057 197.3)
XYZ	xyz(23.4516, 29.0346, 36.2602)
Luminance	0.2904 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669C9D #9D6766

analogous

#669D82 #669C9D #66809D

triadic

#669C9D #9D669C #9C9D66

tetradic

#669C9D #82669D #9D6766 #809D66

square

#669C9D #82669D #9D6766 #809D66

split-complementary

#669C9D #9D6680 #9D8266

monochromatic

#355353 #4D7879 #669C9D #8BB4B5 #B1CCCD

Accessibility & contrast

On white

3.08

#669C9D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#669C9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669C9D

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669C9D	#FFFFFF	#000000	##000000
##669C9D	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95979D

Deuteranopia (green-blind)

#8B8F9D

Tritanopia (blue-blind)

#509F9C

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #669c9d;
/* rgb */ color: rgb(102, 156, 157);
/* oklch */ color: oklch(65.6% 0.057 197.3);

Tailwind

colors: {
  custom: {
    50: '#94b9b9',
    500: '#669c9d',
    950: '#000000',
  },
}

SCSS

$custom: #669c9d;
$custom-light: #94b9b9;
$custom-dark: #000000;

JSON

{
  "hex": "#669c9d",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 157
  },
  "hsl": {
    "h": 181.091,
    "s": 21.912,
    "l": 50.784
  },
  "oklch": {
    "l": 0.65558,
    "c": 0.05708,
    "h": 197.3
  },
  "luminance": 0.29036
}

Semantic roles & 50–950 ramp

primary

#669C9D

secondary

#BCA4A3

accent

#6B69BE

background

#F9FBFB

surface

#F2F6F6

border

#CCD0D0

text

#0D1111

muted

#7E8080

Preview Lab

Preview with #669C9D

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

Preview Lab → · Contrast checker → · Palette generator →