#66F35E#66F35E

#66F35E is a very light, highly saturated green. Relative luminance 0.677; OKLCH L 85.6% C 0.226 H 142.4°. Best body text is #000000 at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#66F35E
RGB	rgb(102, 243, 94)
HSL	hsl(117, 86%, 66%)
HSV	hsv(117, 61%, 95%)
CMYK	cmyk(58%, 0%, 61.3%, 4.7%)
CIE-LAB	lab(85.87, -65.82, 59.04)
CIE-LCH	lch(85.87, 88.42, 138.11°)
OKLab	oklab(85.62% -0.1792 0.1378)
OKLCH	oklch(85.62% 0.226 142.4)
XYZ	xyz(39.5484, 67.7305, 21.5767)
Luminance	0.6773 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F35E #EB5EF3

analogous

#B0F35E #66F35E #5EF3A0

triadic

#66F35E #5E66F3 #F35E66

tetradic

#66F35E #5EB0F3 #EB5EF3 #F3A05E

square

#66F35E #5EB0F3 #EB5EF3 #F3A05E

split-complementary

#66F35E #A05EF3 #F35EB0

monochromatic

#19C80F #30EF25 #66F35E #9CF797 #D2FBD0

Accessibility & contrast

On white

1.44

#66F35E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.55

#66F35E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F35E

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F35E	#FFFFFF	#000000	##000000
##66F35E	1.00	1.44	14.55	14.55
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.55	21.00	1.00	1.00
##000000	14.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE4D

Deuteranopia (green-blind)

#E6D26A

Tritanopia (blue-blind)

#4FECD3

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66f35e;
/* rgb */ color: rgb(102, 243, 94);
/* oklch */ color: oklch(85.6% 0.226 142.4);

Tailwind

colors: {
  custom: {
    50: '#9ff891',
    500: '#66f35e',
    950: '#000000',
  },
}

SCSS

$custom: #66f35e;
$custom-light: #9ff891;
$custom-dark: #000000;

JSON

{
  "hex": "#66f35e",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 94
  },
  "hsl": {
    "h": 116.779,
    "s": 86.127,
    "l": 66.078
  },
  "oklch": {
    "l": 0.85624,
    "c": 0.22605,
    "h": 142.4
  },
  "luminance": 0.67734
}

Semantic roles & 50–950 ramp

primary

#66F35E

secondary

#BD31C5

accent

#03E3D7

background

#FDFFFC

surface

#F7FFF4

border

#D0D7CE

text

#10170D

muted

#81857F

Preview Lab

Preview with #66F35E

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

Preview Lab → · Contrast checker → · Palette generator →