#66F2E4#66F2E4

#66F2E4 is a very light, vivid teal. Relative luminance 0.719; OKLCH L 88.1% C 0.123 H 186.2°. Best body text is #000000 at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#66F2E4
RGB	rgb(102, 242, 228)
HSL	hsl(174, 84%, 67%)
HSV	hsv(174, 58%, 95%)
CMYK	cmyk(57.9%, 0%, 5.8%, 5.1%)
CIE-LAB	lab(87.93, -41.08, -4.65)
CIE-LCH	lch(87.93, 41.34, 186.45°)
OKLab	oklab(88.08% -0.1221 -0.0132)
OKLCH	oklch(88.08% 0.123 186.2)
XYZ	xyz(51.2290, 71.9253, 84.5669)
Luminance	0.7193 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F2E4 #F26674

analogous

#66F29E #66F2E4 #66BAF2

triadic

#66F2E4 #E466F2 #F2E466

tetradic

#66F2E4 #9E66F2 #F26674 #BAF266

square

#66F2E4 #9E66F2 #F26674 #BAF266

split-complementary

#66F2E4 #F266BA #F29E66

monochromatic

#11CCBA #2EEDDA #66F2E4 #9EF7EE #D7FCF8

Accessibility & contrast

On white

1.36

#66F2E4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.39

#66F2E4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F2E4

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F2E4	#FFFFFF	#000000	##000000
##66F2E4	1.00	1.36	15.39	15.39
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.39	21.00	1.00	1.00
##000000	15.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7E6E4

Deuteranopia (green-blind)

#D1D6E6

Tritanopia (blue-blind)

#00F7ED

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #66f2e4;
/* rgb */ color: rgb(102, 242, 228);
/* oklch */ color: oklch(88.1% 0.123 186.2);

Tailwind

colors: {
  custom: {
    50: '#9ff7ec',
    500: '#66f2e4',
    950: '#000000',
  },
}

SCSS

$custom: #66f2e4;
$custom-light: #9ff7ec;
$custom-dark: #000000;

JSON

{
  "hex": "#66f2e4",
  "rgb": {
    "r": 102,
    "g": 242,
    "b": 228
  },
  "hsl": {
    "h": 174,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.88083,
    "c": 0.12286,
    "h": 186.2
  },
  "luminance": 0.7193
}

Semantic roles & 50–950 ramp

primary

#66F2E4

secondary

#C93443

accent

#051BE1

background

#FDFFFE

surface

#F7FFFD

border

#D0D7D5

text

#101716

muted

#818584

Preview Lab

Preview with #66F2E4

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

Preview Lab → · Contrast checker → · Palette generator →