#66F5A0#66F5A0

#66F5A0 is a very light, vivid green. Relative luminance 0.707; OKLCH L 87.1% C 0.172 H 154.4°. Best body text is #000000 at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#66F5A0
RGB	rgb(102, 245, 160)
HSL	hsl(144, 88%, 68%)
HSV	hsv(144, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 34.7%, 3.9%)
CIE-LAB	lab(87.32, -57.18, 29.67)
CIE-LCH	lch(87.32, 64.42, 152.58°)
OKLab	oklab(87.09% -0.1552 0.0745)
OKLCH	oklch(87.09% 0.172 154.4)
XYZ	xyz(44.4734, 70.6634, 44.5466)
Luminance	0.7067 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F5A0 #F566BB

analogous

#73F566 #66F5A0 #66F5E8

triadic

#66F5A0 #A066F5 #F5A066

tetradic

#66F5A0 #6673F5 #F566BB #F5E866

square

#66F5A0 #6673F5 #F566BB #F5E866

split-complementary

#66F5A0 #E866F5 #F56673

monochromatic

#0ED35E #2DF17C #66F5A0 #9FF9C4 #D9FDE7

Accessibility & contrast

On white

1.39

#66F5A0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.13

#66F5A0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F5A0

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F5A0	#FFFFFF	#000000	##000000
##66F5A0	1.00	1.39	15.13	15.13
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.13	21.00	1.00	1.00
##000000	15.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5E39A

Deuteranopia (green-blind)

#E1D5A5

Tritanopia (blue-blind)

#34F2DF

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f5a0;
/* rgb */ color: rgb(102, 245, 160);
/* oklch */ color: oklch(87.1% 0.172 154.4);

Tailwind

colors: {
  custom: {
    50: '#9df9bc',
    500: '#66f5a0',
    950: '#000000',
  },
}

SCSS

$custom: #66f5a0;
$custom-light: #9df9bc;
$custom-dark: #000000;

JSON

{
  "hex": "#66f5a0",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 160
  },
  "hsl": {
    "h": 144.336,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.87094,
    "c": 0.17214,
    "h": 154.4
  },
  "luminance": 0.70668
}

Semantic roles & 50–950 ramp

primary

#66F5A0

secondary

#CE318E

accent

#0188E4

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1712

muted

#808582

Preview Lab

Preview with #66F5A0

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

Preview Lab → · Contrast checker → · Palette generator →