#66E9BC#66E9BC

#66E9BC is a very light, vivid teal. Relative luminance 0.647; OKLCH L 84.8% C 0.133 H 167.7°. Best body text is #000000 at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#66E9BC
RGB	rgb(102, 233, 188)
HSL	hsl(159, 75%, 66%)
HSV	hsv(159, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 19.3%, 8.6%)
CIE-LAB	lab(84.34, -46.63, 11.11)
CIE-LCH	lch(84.34, 47.94, 166.60°)
OKLab	oklab(84.84% -0.1302 0.0285)
OKLCH	oklch(84.84% 0.133 167.7)
XYZ	xyz(43.6912, 64.7293, 57.7587)
Luminance	0.6473 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E9BC #E96693

analogous

#66E97A #66E9BC #66D5E9

triadic

#66E9BC #BC66E9 #E9BC66

tetradic

#66E9BC #7A66E9 #E96693 #D5E966

square

#66E9BC #7A66E9 #E96693 #D5E966

split-complementary

#66E9BC #E966D5 #E97A66

monochromatic

#1BBA83 #30E1A5 #66E9BC #9CF1D3 #D1F8EB

Accessibility & contrast

On white

1.51

#66E9BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.95

#66E9BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E9BC

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E9BC	#FFFFFF	#000000	##000000
##66E9BC	1.00	1.51	13.95	13.95
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.95	21.00	1.00	1.00
##000000	13.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4DBBA

Deuteranopia (green-blind)

#D1CDBF

Tritanopia (blue-blind)

#20EADC

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #66e9bc;
/* rgb */ color: rgb(102, 233, 188);
/* oklch */ color: oklch(84.8% 0.133 167.7);

Tailwind

colors: {
  custom: {
    50: '#9cf1d0',
    500: '#66e9bc',
    950: '#000000',
  },
}

SCSS

$custom: #66e9bc;
$custom-light: #9cf1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#66e9bc",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 188
  },
  "hsl": {
    "h": 159.389,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.84842,
    "c": 0.1333,
    "h": 167.7
  },
  "luminance": 0.64733
}

Semantic roles & 50–950 ramp

primary

#66E9BC

secondary

#B93A66

accent

#0E53D7

background

#FCFFFE

surface

#F6FEFB

border

#D0D6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #66E9BC

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

Preview Lab → · Contrast checker → · Palette generator →