#66FFDC#66FFDC

#66FFDC is a very light, vivid teal. Relative luminance 0.795; OKLCH L 90.9% C 0.139 H 175.2°. Best body text is #000000 at 16.90:1 contrast (WCAG AA passes).

Color values

HEX	#66FFDC
RGB	rgb(102, 255, 220)
HSL	hsl(166, 100%, 70%)
HSV	hsv(166, 60%, 100%)
CMYK	cmyk(60%, 0%, 13.7%, 0%)
CIE-LAB	lab(91.46, -48.70, 4.67)
CIE-LCH	lch(91.46, 48.92, 174.52°)
OKLab	oklab(90.88% -0.1389 0.0116)
OKLCH	oklch(90.88% 0.139 175.2)
XYZ	xyz(54.1516, 79.5065, 80.1887)
Luminance	0.7951 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FFDC #FF6689

analogous

#66FF90 #66FFDC #66D5FF

triadic

#66FFDC #DC66FF #FFDC66

tetradic

#66FFDC #9066FF #FF6689 #D5FF66

square

#66FFDC #9066FF #FF6689 #D5FF66

split-complementary

#66FFDC #FF66D5 #FF9066

monochromatic

#00EBB5 #29FFCE #66FFDC #A3FFEA #E0FFF8

Accessibility & contrast

On white

1.24

#66FFDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.90

#66FFDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FFDC

16.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FFDC	#FFFFFF	#000000	##000000
##66FFDC	1.00	1.24	16.90	16.90
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.90	21.00	1.00	1.00
##000000	16.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7F0DA

Deuteranopia (green-blind)

#E0E0DF

Tritanopia (blue-blind)

#00FFF5

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #66ffdc;
/* rgb */ color: rgb(102, 255, 220);
/* oklch */ color: oklch(90.9% 0.139 175.2);

Tailwind

colors: {
  custom: {
    50: '#a0ffe6',
    500: '#66ffdc',
    950: '#000000',
  },
}

SCSS

$custom: #66ffdc;
$custom-light: #a0ffe6;
$custom-dark: #000000;

JSON

{
  "hex": "#66ffdc",
  "rgb": {
    "r": 102,
    "g": 255,
    "b": 220
  },
  "hsl": {
    "h": 166.275,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.90884,
    "c": 0.13935,
    "h": 175.2
  },
  "luminance": 0.79512
}

Semantic roles & 50–950 ramp

primary

#66FFDC

secondary

#DA2F56

accent

#0034E6

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101816

muted

#818684

Preview Lab

Preview with #66FFDC

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

Preview Lab → · Contrast checker → · Palette generator →