#66F3BC#66F3BC

#66F3BC is a very light, vivid teal. Relative luminance 0.706; OKLCH L 87.2% C 0.146 H 164.5°. Best body text is #000000 at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#66F3BC
RGB	rgb(102, 243, 188)
HSL	hsl(157, 85%, 68%)
HSV	hsv(157, 58%, 95%)
CMYK	cmyk(58%, 0%, 22.6%, 4.7%)
CIE-LAB	lab(87.27, -50.85, 15.24)
CIE-LCH	lch(87.27, 53.08, 163.31°)
OKLab	oklab(87.23% -0.1407 0.039)
OKLCH	oklch(87.23% 0.146 164.5)
XYZ	xyz(46.6026, 70.5522, 58.7292)
Luminance	0.7056 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F3BC #F3669D

analogous

#66F376 #66F3BC #66E3F3

triadic

#66F3BC #BC66F3 #F3BC66

tetradic

#66F3BC #7666F3 #F3669D #E3F366

square

#66F3BC #7666F3 #F3669D #E3F366

split-complementary

#66F3BC #F366E3 #F37666

monochromatic

#10CE84 #2DEFA3 #66F3BC #9FF7D5 #D7FCEE

Accessibility & contrast

On white

1.39

#66F3BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.11

#66F3BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F3BC

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F3BC	#FFFFFF	#000000	##000000
##66F3BC	1.00	1.39	15.11	15.11
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.11	21.00	1.00	1.00
##000000	15.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFE3B9

Deuteranopia (green-blind)

#DBD5C0

Tritanopia (blue-blind)

#16F3E4

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f3bc;
/* rgb */ color: rgb(102, 243, 188);
/* oklch */ color: oklch(87.2% 0.146 164.5);

Tailwind

colors: {
  custom: {
    50: '#9df8d0',
    500: '#66f3bc',
    950: '#000000',
  },
}

SCSS

$custom: #66f3bc;
$custom-light: #9df8d0;
$custom-dark: #000000;

JSON

{
  "hex": "#66f3bc",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 188
  },
  "hsl": {
    "h": 156.596,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.87226,
    "c": 0.146,
    "h": 164.5
  },
  "luminance": 0.70557
}

Semantic roles & 50–950 ramp

primary

#66F3BC

secondary

#CA336E

accent

#045AE2

background

#FCFFFE

surface

#F6FFFB

border

#D0D7D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #66F3BC

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

Preview Lab → · Contrast checker → · Palette generator →