#66D98F#66D98F

#66D98F is a light, vivid green. Relative luminance 0.544; OKLCH L 79.9% C 0.149 H 153.2°. Best body text is #000000 at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#66D98F
RGB	rgb(102, 217, 143)
HSL	hsl(141, 60%, 63%)
HSV	hsv(141, 53%, 85%)
CMYK	cmyk(53%, 0%, 34.1%, 14.9%)
CIE-LAB	lab(78.71, -49.02, 26.78)
CIE-LCH	lch(78.71, 55.85, 151.35°)
OKLab	oklab(79.95% -0.1333 0.0673)
OKLCH	oklch(79.95% 0.149 153.2)
XYZ	xyz(35.2476, 54.4306, 34.6300)
Luminance	0.5443 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D98F #D966B0

analogous

#77D966 #66D98F #66D9C8

triadic

#66D98F #8F66D9 #D98F66

tetradic

#66D98F #6677D9 #D966B0 #D9C866

square

#66D98F #6677D9 #D966B0 #D9C866

split-complementary

#66D98F #C866D9 #D96677

monochromatic

#279D51 #35CD6B #66D98F #97E5B3 #C8F1D7

Accessibility & contrast

On white

1.77

#66D98F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.89

#66D98F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D98F

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D98F	#FFFFFF	#000000	##000000
##66D98F	1.00	1.77	11.89	11.89
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.89	21.00	1.00	1.00
##000000	11.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9CA8A

Deuteranopia (green-blind)

#C9BE94

Tritanopia (blue-blind)

#48D6C6

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #66d98f;
/* rgb */ color: rgb(102, 217, 143);
/* oklch */ color: oklch(79.9% 0.149 153.2);

Tailwind

colors: {
  custom: {
    50: '#9ae5b0',
    500: '#66d98f',
    950: '#000000',
  },
}

SCSS

$custom: #66d98f;
$custom-light: #9ae5b0;
$custom-dark: #000000;

JSON

{
  "hex": "#66d98f",
  "rgb": {
    "r": 102,
    "g": 217,
    "b": 143
  },
  "hsl": {
    "h": 141.391,
    "s": 60.209,
    "l": 62.549
  },
  "oklch": {
    "l": 0.79948,
    "c": 0.14929,
    "h": 153.2
  },
  "luminance": 0.54434
}

Semantic roles & 50–950 ramp

primary

#66D98F

secondary

#A1427F

accent

#1E8BC8

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0F1610

muted

#808481

Preview Lab

Preview with #66D98F

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

Preview Lab → · Contrast checker → · Palette generator →