#66E09A#66E09A

#66E09A is a light, vivid green. Relative luminance 0.585; OKLCH L 81.9% C 0.149 H 155.8°. Best body text is #000000 at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#66E09A
RGB	rgb(102, 224, 154)
HSL	hsl(146, 66%, 64%)
HSV	hsv(146, 54%, 88%)
CMYK	cmyk(54.5%, 0%, 31.3%, 12.2%)
CIE-LAB	lab(81.00, -49.86, 24.18)
CIE-LCH	lch(81.00, 55.41, 154.13°)
OKLab	oklab(81.88% -0.1359 0.0611)
OKLCH	oklch(81.88% 0.149 155.8)
XYZ	xyz(37.9648, 58.4658, 39.8499)
Luminance	0.5847 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E09A #E066AC

analogous

#6FE066 #66E09A #66E0D7

triadic

#66E09A #9A66E0 #E09A66

tetradic

#66E09A #666FE0 #E066AC #E0D766

square

#66E09A #666FE0 #E066AC #E0D766

split-complementary

#66E09A #D766E0 #E0666F

monochromatic

#22A95C #33D678 #66E09A #99EABC #CCF5DD

Accessibility & contrast

On white

1.65

#66E09A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.69

#66E09A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E09A

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E09A	#FFFFFF	#000000	##000000
##66E09A	1.00	1.65	12.69	12.69
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.69	21.00	1.00	1.00
##000000	12.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFD096

Deuteranopia (green-blind)

#CEC49E

Tritanopia (blue-blind)

#40DECE

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #66e09a;
/* rgb */ color: rgb(102, 224, 154);
/* oklch */ color: oklch(81.9% 0.149 155.8);

Tailwind

colors: {
  custom: {
    50: '#9aeab8',
    500: '#66e09a',
    950: '#000000',
  },
}

SCSS

$custom: #66e09a;
$custom-light: #9aeab8;
$custom-dark: #000000;

JSON

{
  "hex": "#66e09a",
  "rgb": {
    "r": 102,
    "g": 224,
    "b": 154
  },
  "hsl": {
    "h": 145.574,
    "s": 66.304,
    "l": 63.922
  },
  "oklch": {
    "l": 0.81882,
    "c": 0.14902,
    "h": 155.8
  },
  "luminance": 0.58469
}

Semantic roles & 50–950 ramp

primary

#66E09A

secondary

#AB3F7D

accent

#1780CE

background

#FCFEFD

surface

#F5FDF8

border

#CFD5D1

text

#0F1611

muted

#808481

Preview Lab

Preview with #66E09A

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

Preview Lab → · Contrast checker → · Palette generator →