#66E7DF#66E7DF

#66E7DF is a very light, moderate teal. Relative luminance 0.653; OKLCH L 85.4% C 0.114 H 189.7°. Best body text is #000000 at 14.06:1 contrast (WCAG AA passes).

Color values

HEX	#66E7DF
RGB	rgb(102, 231, 223)
HSL	hsl(176, 73%, 65%)
HSV	hsv(176, 56%, 91%)
CMYK	cmyk(55.8%, 0%, 3.5%, 9.4%)
CIE-LAB	lab(84.64, -37.36, -6.89)
CIE-LCH	lch(84.64, 37.99, 190.44°)
OKLab	oklab(85.37% -0.1128 -0.0192)
OKLCH	oklch(85.37% 0.114 189.7)
XYZ	xyz(47.3689, 65.2996, 79.9055)
Luminance	0.6530 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E7DF #E7666E

analogous

#66E79E #66E7DF #66AEE7

triadic

#66E7DF #DF66E7 #E7DF66

tetradic

#66E7DF #9E66E7 #E7666E #AEE766

square

#66E7DF #9E66E7 #E7666E #AEE766

split-complementary

#66E7DF #E766AE #E79E66

monochromatic

#1DB6AD #31DFD4 #66E7DF #9BEFEA #D0F8F5

Accessibility & contrast

On white

1.49

#66E7DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.06

#66E7DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E7DF

14.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E7DF	#FFFFFF	#000000	##000000
##66E7DF	1.00	1.49	14.06	14.06
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.06	21.00	1.00	1.00
##000000	14.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBDCDF

Deuteranopia (green-blind)

#C7CDE0

Tritanopia (blue-blind)

#00ECE4

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #66e7df;
/* rgb */ color: rgb(102, 231, 223);
/* oklch */ color: oklch(85.4% 0.114 189.7);

Tailwind

colors: {
  custom: {
    50: '#9defe8',
    500: '#66e7df',
    950: '#000000',
  },
}

SCSS

$custom: #66e7df;
$custom-light: #9defe8;
$custom-dark: #000000;

JSON

{
  "hex": "#66e7df",
  "rgb": {
    "r": 102,
    "g": 231,
    "b": 223
  },
  "hsl": {
    "h": 176.279,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.8537,
    "c": 0.11448,
    "h": 189.7
  },
  "luminance": 0.65304
}

Semantic roles & 50–950 ramp

primary

#66E7DF

secondary

#B63B43

accent

#111DD5

background

#FCFFFE

surface

#F6FEFC

border

#D0D6D5

text

#0F1616

muted

#808584

Preview Lab

Preview with #66E7DF

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

Preview Lab → · Contrast checker → · Palette generator →