#66E08B#66E08B

#66E08B is a light, vivid green. Relative luminance 0.580; OKLCH L 81.6% C 0.163 H 151.1°. Best body text is #000000 at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#66E08B
RGB	rgb(102, 224, 139)
HSL	hsl(138, 66%, 64%)
HSV	hsv(138, 54%, 88%)
CMYK	cmyk(54.5%, 0%, 37.9%, 12.2%)
CIE-LAB	lab(80.74, -52.57, 31.53)
CIE-LCH	lch(80.74, 61.30, 149.04°)
OKLab	oklab(81.58% -0.1425 0.0786)
OKLCH	oklch(81.58% 0.163 151.1)
XYZ	xyz(36.7927, 57.9969, 33.6767)
Luminance	0.5800 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E08B #E066BB

analogous

#7EE066 #66E08B #66E0C8

triadic

#66E08B #8B66E0 #E08B66

tetradic

#66E08B #667EE0 #E066BB #E0C866

square

#66E08B #667EE0 #E066BB #E0C866

split-complementary

#66E08B #C866E0 #E0667E

monochromatic

#22A94B #33D664 #66E08B #99EAB2 #CCF5D8

Accessibility & contrast

On white

1.67

#66E08B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.60

#66E08B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E08B

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E08B	#FFFFFF	#000000	##000000
##66E08B	1.00	1.67	12.60	12.60
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.60	21.00	1.00	1.00
##000000	12.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CF85

Deuteranopia (green-blind)

#D0C490

Tritanopia (blue-blind)

#47DDCB

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #66e08b;
/* rgb */ color: rgb(102, 224, 139);
/* oklch */ color: oklch(81.6% 0.163 151.1);

Tailwind

colors: {
  custom: {
    50: '#9beaad',
    500: '#66e08b',
    950: '#000000',
  },
}

SCSS

$custom: #66e08b;
$custom-light: #9beaad;
$custom-dark: #000000;

JSON

{
  "hex": "#66e08b",
  "rgb": {
    "r": 102,
    "g": 224,
    "b": 139
  },
  "hsl": {
    "h": 138.197,
    "s": 66.304,
    "l": 63.922
  },
  "oklch": {
    "l": 0.81584,
    "c": 0.16277,
    "h": 151.1
  },
  "luminance": 0.58
}

Semantic roles & 50–950 ramp

primary

#66E08B

secondary

#AB3F8A

accent

#1797CE

background

#FCFEFD

surface

#F5FDF7

border

#CFD5D0

text

#0F1610

muted

#808481

Preview Lab

Preview with #66E08B

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

Preview Lab → · Contrast checker → · Palette generator →