#66E945#66E945

#66E945 is a very light, highly saturated green. Relative luminance 0.615; OKLCH L 82.9% C 0.231 H 140.0°. Best body text is #000000 at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#66E945
RGB	rgb(102, 233, 69)
HSL	hsl(108, 79%, 59%)
HSV	hsv(108, 70%, 91%)
CMYK	cmyk(56.2%, 0%, 70.4%, 8.6%)
CIE-LAB	lab(82.66, -64.54, 65.40)
CIE-LCH	lch(82.66, 91.89, 134.62°)
OKLab	oklab(82.91% -0.1771 0.1485)
OKLCH	oklch(82.91% 0.231 140)
XYZ	xyz(35.6910, 61.5292, 15.6246)
Luminance	0.6153 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E945 #C845E9

analogous

#B8E945 #66E945 #45E976

triadic

#66E945 #4566E9 #E94566

tetradic

#66E945 #45B8E9 #C845E9 #E97645

square

#66E945 #45B8E9 #C845E9 #E97645

split-complementary

#66E945 #7645E9 #E945B8

monochromatic

#2FA113 #40D719 #66E945 #93EF7C #C0F6B2

Accessibility & contrast

On white

1.58

#66E945 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.31

#66E945 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E945

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E945	#FFFFFF	#000000	##000000
##66E945	1.00	1.58	13.31	13.31
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.31	21.00	1.00	1.00
##000000	13.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD42A

Deuteranopia (green-blind)

#DFCA55

Tritanopia (blue-blind)

#56E2C9

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66e945;
/* rgb */ color: rgb(102, 233, 69);
/* oklch */ color: oklch(82.9% 0.231 140.0);

Tailwind

colors: {
  custom: {
    50: '#9ef182',
    500: '#66e945',
    950: '#000000',
  },
}

SCSS

$custom: #66e945;
$custom-light: #9ef182;
$custom-dark: #000000;

JSON

{
  "hex": "#66e945",
  "rgb": {
    "r": 102,
    "g": 233,
    "b": 69
  },
  "hsl": {
    "h": 107.927,
    "s": 78.846,
    "l": 59.216
  },
  "oklch": {
    "l": 0.82913,
    "c": 0.2311,
    "h": 140
  },
  "luminance": 0.61532
}

Semantic roles & 50–950 ramp

primary

#66E945

secondary

#8C2FA3

accent

#32F5CE

background

#FDFFFB

surface

#F7FEF2

border

#D0D6CC

text

#10170B

muted

#81857E

Preview Lab

Preview with #66E945

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

Preview Lab → · Contrast checker → · Palette generator →