#66E2E9#66E2E9

#66E2E9 is a very light, moderate teal. Relative luminance 0.631; OKLCH L 84.5% C 0.110 H 200.3°. Best body text is #000000 at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#66E2E9
RGB	rgb(102, 226, 233)
HSL	hsl(183, 75%, 66%)
HSV	hsv(183, 56%, 91%)
CMYK	cmyk(56.2%, 3%, 0%, 8.6%)
CIE-LAB	lab(83.49, -32.40, -13.88)
CIE-LCH	lch(83.49, 35.25, 203.18°)
OKLab	oklab(84.54% -0.1035 -0.0384)
OKLCH	oklch(84.54% 0.11 200.3)
XYZ	xyz(47.3777, 63.0960, 86.7569)
Luminance	0.6310 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E2E9 #E96D66

analogous

#66E9AE #66E2E9 #66A0E9

triadic

#66E2E9 #E966E2 #E2E966

tetradic

#66E2E9 #AE66E9 #E96D66 #A0E966

square

#66E2E9 #AE66E9 #E96D66 #A0E966

split-complementary

#66E2E9 #E966A0 #E9AE66

monochromatic

#1BB1BA #30D8E1 #66E2E9 #9CECF1 #D1F6F8

Accessibility & contrast

On white

1.54

#66E2E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.62

#66E2E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E2E9

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E2E9	#FFFFFF	#000000	##000000
##66E2E9	1.00	1.54	13.62	13.62
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.62	21.00	1.00	1.00
##000000	13.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3D9EA

Deuteranopia (green-blind)

#BEC9EA

Tritanopia (blue-blind)

#00E9E4

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66e2e9;
/* rgb */ color: rgb(102, 226, 233);
/* oklch */ color: oklch(84.5% 0.110 200.3);

Tailwind

colors: {
  custom: {
    50: '#9debf0',
    500: '#66e2e9',
    950: '#000000',
  },
}

SCSS

$custom: #66e2e9;
$custom-light: #9debf0;
$custom-dark: #000000;

JSON

{
  "hex": "#66e2e9",
  "rgb": {
    "r": 102,
    "g": 226,
    "b": 233
  },
  "hsl": {
    "h": 183.206,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.84541,
    "c": 0.11036,
    "h": 200.3
  },
  "luminance": 0.63101
}

Semantic roles & 50–950 ramp

primary

#66E2E9

secondary

#B9413A

accent

#190ED7

background

#FCFEFF

surface

#F6FDFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66E2E9

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

Preview Lab → · Contrast checker → · Palette generator →