#66C8A3#66C8A3

#66C8A3 is a light, moderate teal. Relative luminance 0.468; OKLCH L 76.3% C 0.108 H 166.7°. Best body text is #000000 at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#66C8A3
RGB	rgb(102, 200, 163)
HSL	hsl(157, 47%, 59%)
HSV	hsv(157, 49%, 78%)
CMYK	cmyk(49%, 0%, 18.5%, 21.6%)
CIE-LAB	lab(74.05, -37.63, 9.72)
CIE-LCH	lch(74.05, 38.86, 165.51°)
OKLab	oklab(76.28% -0.1052 0.025)
OKLCH	oklch(76.28% 0.108 166.7)
XYZ	xyz(32.7417, 46.7750, 41.9463)
Luminance	0.4678 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C8A3 #C8668B

analogous

#66C872 #66C8A3 #66BCC8

triadic

#66C8A3 #A366C8 #C8A366

tetradic

#66C8A3 #7266C8 #C8668B #BCC866

square

#66C8A3 #7266C8 #C8668B #BCC866

split-complementary

#66C8A3 #C866BC #C87266

monochromatic

#2F8464 #40B186 #66C8A3 #93D8BE #C0E8D9

Accessibility & contrast

On white

2.03

#66C8A3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.36

#66C8A3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C8A3

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C8A3	#FFFFFF	#000000	##000000
##66C8A3	1.00	2.03	10.36	10.36
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.36	21.00	1.00	1.00
##000000	10.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4BCA1

Deuteranopia (green-blind)

#B5B2A5

Tritanopia (blue-blind)

#44C9BD

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #66c8a3;
/* rgb */ color: rgb(102, 200, 163);
/* oklch */ color: oklch(76.3% 0.108 166.7);

Tailwind

colors: {
  custom: {
    50: '#98d9be',
    500: '#66c8a3',
    950: '#000000',
  },
}

SCSS

$custom: #66c8a3;
$custom-light: #98d9be;
$custom-dark: #000000;

JSON

{
  "hex": "#66c8a3",
  "rgb": {
    "r": 102,
    "g": 200,
    "b": 163
  },
  "hsl": {
    "h": 157.347,
    "s": 47.115,
    "l": 59.216
  },
  "oklch": {
    "l": 0.76279,
    "c": 0.10817,
    "h": 166.7
  },
  "luminance": 0.46778
}

Semantic roles & 50–950 ramp

primary

#66C8A3

secondary

#D8B2C0

accent

#5184D7

background

#F9FDFB

surface

#F2FAF6

border

#CCD3D0

text

#0E1512

muted

#7E8381

Preview Lab

Preview with #66C8A3

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

Preview Lab → · Contrast checker → · Palette generator →