#66B591#66B591

#66B591 is a light, moderate teal. Relative luminance 0.379; OKLCH L 71.2% C 0.095 H 163.0°. Best body text is #000000 at 8.58:1 contrast (WCAG AA passes).

Color values

HEX#66B591
RGBrgb(102, 181, 145)
HSLhsl(153, 35%, 55%)
HSVhsv(153, 44%, 71%)
CMYKcmyk(43.6%, 0%, 19.9%, 29%)
CIE-LABlab(67.96, -32.75, 10.86)
CIE-LCHlch(67.96, 34.50, 161.66°)
OKLaboklab(71.21% -0.0911 0.0279)
OKLCHoklch(71.21% 0.095 163)
XYZxyz(27.1121, 37.9149, 32.6722)
Luminance0.3792 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66B591 #B5668A
analogous
#66B569 #66B591 #66B2B5
triadic
#66B591 #9166B5 #B59166
tetradic
#66B591 #6966B5 #B5668A #B2B566
square
#66B591 #6966B5 #B5668A #B2B566
split-complementary
#66B591 #B566B2 #B56966
monochromatic
#346C53 #489572 #66B591 #8FC9AF #B8DDCC

Accessibility & contrast

On white

2.45
#66B591 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.58
#66B591 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B591
8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66B591#FFFFFF#000000##000000
##66B5911.002.458.588.58
#FFFFFF2.451.0021.0021.00
#0000008.5821.001.001.00
##0000008.5821.001.001.00

Color blindness preview

Protanopia (red-blind)
#B3AB8F
Deuteranopia (green-blind)
#A6A293
Tritanopia (blue-blind)
#50B5AB
Achromatopsia (no color)
#A6A6A6

Design tokens & code

CSS
--color: #66b591;
/* rgb */ color: rgb(102, 181, 145);
/* oklch */ color: oklch(71.2% 0.095 163.0);
Tailwind
colors: {
  custom: {
    50: '#96cbb1',
    500: '#66b591',
    950: '#000000',
  },
}
SCSS
$custom: #66b591;
$custom-light: #96cbb1;
$custom-dark: #000000;
JSON
{
  "hex": "#66b591",
  "rgb": {
    "r": 102,
    "g": 181,
    "b": 145
  },
  "hsl": {
    "h": 152.658,
    "s": 34.802,
    "l": 55.49
  },
  "oklch": {
    "l": 0.71207,
    "c": 0.09531,
    "h": 163
  },
  "luminance": 0.37917
}

Semantic roles & 50–950 ramp

primary
#66B591
secondary
#CCABBA
accent
#5D8FCB
background
#F9FCFA
surface
#F2F8F5
border
#CCD1CF
text
#0E1310
muted
#7E827F

Preview Lab

Preview with #66B591

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

Preview Lab → · Contrast checker → · Palette generator →

#66B591 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva