#66F9BB#66F9BB

#66F9BB is a very light, vivid teal. Relative luminance 0.742; OKLCH L 88.6% C 0.154 H 162.5°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#66F9BB
RGB	rgb(102, 249, 187)
HSL	hsl(155, 92%, 69%)
HSV	hsv(155, 59%, 98%)
CMYK	cmyk(59%, 0%, 24.9%, 2.4%)
CIE-LAB	lab(89.00, -53.52, 18.19)
CIE-LCH	lch(89.00, 56.53, 161.23°)
OKLab	oklab(88.63% -0.1473 0.0465)
OKLCH	oklch(88.63% 0.154 162.5)
XYZ	xyz(48.3202, 74.1592, 58.7718)
Luminance	0.7416 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F9BB #F966A4

analogous

#66F972 #66F9BB #66EEF9

triadic

#66F9BB #BB66F9 #F9BB66

tetradic

#66F9BB #7266F9 #F966A4 #EEF966

square

#66F9BB #7266F9 #F966A4 #EEF966

split-complementary

#66F9BB #F966EE #F97266

monochromatic

#09DC83 #2BF7A1 #66F9BB #A1FBD5 #DCFEEF

Accessibility & contrast

On white

1.33

#66F9BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.83

#66F9BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F9BB

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F9BB	#FFFFFF	#000000	##000000
##66F9BB	1.00	1.33	15.83	15.83
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.83	21.00	1.00	1.00
##000000	15.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5E8B8

Deuteranopia (green-blind)

#E1DABF

Tritanopia (blue-blind)

#10F9E8

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f9bb;
/* rgb */ color: rgb(102, 249, 187);
/* oklch */ color: oklch(88.6% 0.154 162.5);

Tailwind

colors: {
  custom: {
    50: '#9efccf',
    500: '#66f9bb',
    950: '#000000',
  },
}

SCSS

$custom: #66f9bb;
$custom-light: #9efccf;
$custom-dark: #000000;

JSON

{
  "hex": "#66f9bb",
  "rgb": {
    "r": 102,
    "g": 249,
    "b": 187
  },
  "hsl": {
    "h": 154.694,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.88633,
    "c": 0.15447,
    "h": 162.5
  },
  "luminance": 0.74164
}

Semantic roles & 50–950 ramp

primary

#66F9BB

secondary

#D33075

accent

#0061E6

background

#FCFFFE

surface

#F6FFFB

border

#D0D7D4

text

#101813

muted

#808683

Preview Lab

Preview with #66F9BB

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

Preview Lab → · Contrast checker → · Palette generator →