#66E950#66E950

#66E950 is a very light, highly saturated green. Relative luminance 0.617; OKLCH L 83.0% C 0.224 H 141.0°. Best body text is #000000 at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#66E950
RGB	rgb(102, 233, 80)
HSL	hsl(111, 78%, 61%)
HSV	hsv(111, 66%, 91%)
CMYK	cmyk(56.2%, 0%, 65.7%, 8.6%)
CIE-LAB	lab(82.74, -63.63, 61.31)
CIE-LCH	lch(82.74, 88.37, 136.06°)
OKLab	oklab(83.01% -0.174 0.1412)
OKLCH	oklch(83.01% 0.224 141)
XYZ	xyz(36.0647, 61.6787, 17.5925)
Luminance	0.6168 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E950 #D350E9

analogous

#B2E950 #66E950 #50E987

triadic

#66E950 #5066E9 #E95066

tetradic

#66E950 #50B2E9 #D350E9 #E98750

square

#66E950 #50B2E9 #D350E9 #E98750

split-complementary

#66E950 #8750E9 #E950B2

monochromatic

#2BA915 #38E01C #66E950 #96F086 #C5F7BD

Accessibility & contrast

On white

1.57

#66E950 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.34

#66E950 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E950

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E950	#FFFFFF	#000000	##000000
##66E950	1.00	1.57	13.34	13.34
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.34	21.00	1.00	1.00
##000000	13.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD53C

Deuteranopia (green-blind)

#DECA5E

Tritanopia (blue-blind)

#55E2CA

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66e950;
/* rgb */ color: rgb(102, 233, 80);
/* oklch */ color: oklch(83.0% 0.224 141.0);

Tailwind

colors: {
  custom: {
    50: '#9ef188',
    500: '#66e950',
    950: '#000000',
  },
}

SCSS

$custom: #66e950;
$custom-light: #9ef188;
$custom-dark: #000000;

JSON

{
  "hex": "#66e950",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 80
  },
  "hsl": {
    "h": 111.373,
    "s": 77.665,
    "l": 61.373
  },
  "oklch": {
    "l": 0.83005,
    "c": 0.22408,
    "h": 141
  },
  "luminance": 0.61682
}

Semantic roles & 50–950 ramp

primary

#66E950

secondary

#9932AB

accent

#0CDABC

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#10170C

muted

#80857F

Preview Lab

Preview with #66E950

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

Preview Lab → · Contrast checker → · Palette generator →