#66CFBB#66CFBB

#66CFBB is a light, moderate teal. Relative luminance 0.510; OKLCH L 78.6% C 0.102 H 179.4°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#66CFBB
RGB	rgb(102, 207, 187)
HSL	hsl(169, 52%, 61%)
HSV	hsv(169, 51%, 81%)
CMYK	cmyk(50.7%, 0%, 9.7%, 18.8%)
CIE-LAB	lab(76.70, -35.28, 0.63)
CIE-LCH	lch(76.70, 35.29, 178.98°)
OKLab	oklab(78.63% -0.1024 0.0011)
OKLCH	oklch(78.63% 0.102 179.4)
XYZ	xyz(36.7581, 51.0350, 54.9177)
Luminance	0.5104 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CFBB #CF667A

analogous

#66CF86 #66CFBB #66AFCF

triadic

#66CFBB #BB66CF #CFBB66

tetradic

#66CFBB #8666CF #CF667A #AFCF66

square

#66CFBB #8666CF #CF667A #AFCF66

split-complementary

#66CFBB #CF66AF #CF8666

monochromatic

#2D8E7B #3BBDA4 #66CFBB #95DED0 #C3ECE4

Accessibility & contrast

On white

1.87

#66CFBB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#66CFBB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CFBB

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CFBB	#FFFFFF	#000000	##000000
##66CFBB	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8C4BA

Deuteranopia (green-blind)

#B7B8BD

Tritanopia (blue-blind)

#30D2C9

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #66cfbb;
/* rgb */ color: rgb(102, 207, 187);
/* oklch */ color: oklch(78.6% 0.102 179.4);

Tailwind

colors: {
  custom: {
    50: '#99decf',
    500: '#66cfbb',
    950: '#000000',
  },
}

SCSS

$custom: #66cfbb;
$custom-light: #99decf;
$custom-dark: #000000;

JSON

{
  "hex": "#66cfbb",
  "rgb": {
    "r": 102,
    "g": 207,
    "b": 187
  },
  "hsl": {
    "h": 168.571,
    "s": 52.239,
    "l": 60.588
  },
  "oklch": {
    "l": 0.78625,
    "c": 0.10244,
    "h": 179.4
  },
  "luminance": 0.51038
}

Semantic roles & 50–950 ramp

primary

#66CFBB

secondary

#944554

accent

#2643C0

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1513

muted

#7F8483

Preview Lab

Preview with #66CFBB

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

Preview Lab → · Contrast checker → · Palette generator →