#66FBB5#66FBB5

#66FBB5 is a very light, vivid teal. Relative luminance 0.752; OKLCH L 89.0% C 0.162 H 159.9°. Best body text is #000000 at 16.03:1 contrast (WCAG AA passes).

Color values

HEX	#66FBB5
RGB	rgb(102, 251, 181)
HSL	hsl(152, 95%, 69%)
HSV	hsv(152, 59%, 98%)
CMYK	cmyk(59.4%, 0%, 27.9%, 1.6%)
CIE-LAB	lab(89.46, -55.55, 21.91)
CIE-LCH	lch(89.46, 59.71, 158.47°)
OKLab	oklab(88.98% -0.152 0.0557)
OKLCH	oklch(88.98% 0.162 159.9)
XYZ	xyz(48.3127, 75.1505, 55.6665)
Luminance	0.7516 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FBB5 #FB66AC

analogous

#66FB6B #66FBB5 #66F6FB

triadic

#66FBB5 #B566FB #FBB566

tetradic

#66FBB5 #6B66FB #FB66AC #F6FB66

square

#66FBB5 #6B66FB #FB66AC #F6FB66

split-complementary

#66FBB5 #FB66F6 #FB6B66

monochromatic

#06E17A #2AF998 #66FBB5 #A2FDD2 #DDFEEF

Accessibility & contrast

On white

1.31

#66FBB5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.03

#66FBB5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FBB5

16.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FBB5	#FFFFFF	#000000	##000000
##66FBB5	1.00	1.31	16.03	16.03
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.03	21.00	1.00	1.00
##000000	16.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8EAB1

Deuteranopia (green-blind)

#E4DBB9

Tritanopia (blue-blind)

#1AFAE8

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #66fbb5;
/* rgb */ color: rgb(102, 251, 181);
/* oklch */ color: oklch(89.0% 0.162 159.9);

Tailwind

colors: {
  custom: {
    50: '#9efdcb',
    500: '#66fbb5',
    950: '#000000',
  },
}

SCSS

$custom: #66fbb5;
$custom-light: #9efdcb;
$custom-dark: #000000;

JSON

{
  "hex": "#66fbb5",
  "rgb": {
    "r": 102,
    "g": 251,
    "b": 181
  },
  "hsl": {
    "h": 151.812,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.88975,
    "c": 0.16192,
    "h": 159.9
  },
  "luminance": 0.75155
}

Semantic roles & 50–950 ramp

primary

#66FBB5

secondary

#D5307E

accent

#006CE6

background

#FCFFFE

surface

#F6FFFA

border

#D0D7D3

text

#101813

muted

#808683

Preview Lab

Preview with #66FBB5

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

Preview Lab → · Contrast checker → · Palette generator →