#66E987#66E987

#66E987 is a very light, vivid green. Relative luminance 0.629; OKLCH L 83.7% C 0.179 H 149.3°. Best body text is #000000 at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#66E987
RGB	rgb(102, 233, 135)
HSL	hsl(135, 75%, 66%)
HSV	hsv(135, 56%, 91%)
CMYK	cmyk(56.2%, 0%, 42.1%, 8.6%)
CIE-LAB	lab(83.36, -56.78, 36.98)
CIE-LCH	lch(83.36, 67.76, 146.92°)
OKLab	oklab(83.72% -0.1537 0.0913)
OKLCH	oklch(83.72% 0.179 149.3)
XYZ	xyz(38.9889, 62.8483, 32.9933)
Luminance	0.6285 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E987 #E966C8

analogous

#86E966 #66E987 #66E9C9

triadic

#66E987 #8766E9 #E98766

tetradic

#66E987 #6686E9 #E966C8 #E9C966

square

#66E987 #6686E9 #E966C8 #E9C966

split-complementary

#66E987 #C966E9 #E96686

monochromatic

#1BBA43 #30E15D #66E987 #9CF1B1 #D1F8DB

Accessibility & contrast

On white

1.55

#66E987 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.57

#66E987 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E987

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E987	#FFFFFF	#000000	##000000
##66E987	1.00	1.55	13.57	13.57
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.57	21.00	1.00	1.00
##000000	13.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD780

Deuteranopia (green-blind)

#D9CB8D

Tritanopia (blue-blind)

#46E5D1

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #66e987;
/* rgb */ color: rgb(102, 233, 135);
/* oklch */ color: oklch(83.7% 0.179 149.3);

Tailwind

colors: {
  custom: {
    50: '#9cf1ab',
    500: '#66e987',
    950: '#000000',
  },
}

SCSS

$custom: #66e987;
$custom-light: #9cf1ab;
$custom-dark: #000000;

JSON

{
  "hex": "#66e987",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 135
  },
  "hsl": {
    "h": 135.115,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.83716,
    "c": 0.17873,
    "h": 149.3
  },
  "luminance": 0.62852
}

Semantic roles & 50–950 ramp

primary

#66E987

secondary

#B93A99

accent

#0EA4D7

background

#FCFFFD

surface

#F6FEF7

border

#D0D6D0

text

#0F1710

muted

#808581

Preview Lab

Preview with #66E987

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

Preview Lab → · Contrast checker → · Palette generator →