#66E58D#66E58D

#66E58D is a very light, vivid green. Relative luminance 0.608; OKLCH L 82.8% C 0.168 H 151.1°. Best body text is #000000 at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#66E58D
RGB	rgb(102, 229, 141)
HSL	hsl(138, 71%, 65%)
HSV	hsv(138, 55%, 90%)
CMYK	cmyk(55.5%, 0%, 38.4%, 10.2%)
CIE-LAB	lab(82.26, -54.22, 32.53)
CIE-LCH	lch(82.26, 63.23, 149.04°)
OKLab	oklab(82.84% -0.1469 0.081)
OKLCH	oklch(82.84% 0.168 151.1)
XYZ	xyz(38.3037, 60.7830, 34.9079)
Luminance	0.6079 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E58D #E566BE

analogous

#7FE566 #66E58D #66E5CC

triadic

#66E58D #8D66E5 #E58D66

tetradic

#66E58D #667FE5 #E566BE #E5CC66

square

#66E58D #667FE5 #E566BE #E5CC66

split-complementary

#66E58D #CC66E5 #E5667F

monochromatic

#1EB24C #32DC66 #66E58D #9AEEB4 #CFF7DB

Accessibility & contrast

On white

1.60

#66E58D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.16

#66E58D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E58D

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E58D	#FFFFFF	#000000	##000000
##66E58D	1.00	1.60	13.16	13.16
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.16	21.00	1.00	1.00
##000000	13.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6D487

Deuteranopia (green-blind)

#D5C893

Tritanopia (blue-blind)

#45E2CF

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #66e58d;
/* rgb */ color: rgb(102, 229, 141);
/* oklch */ color: oklch(82.8% 0.168 151.1);

Tailwind

colors: {
  custom: {
    50: '#9beeaf',
    500: '#66e58d',
    950: '#000000',
  },
}

SCSS

$custom: #66e58d;
$custom-light: #9beeaf;
$custom-dark: #000000;

JSON

{
  "hex": "#66e58d",
  "rgb": {
    "r": 102,
    "g": 229,
    "b": 141
  },
  "hsl": {
    "h": 138.425,
    "s": 70.95,
    "l": 64.902
  },
  "oklch": {
    "l": 0.82844,
    "c": 0.16779,
    "h": 151.1
  },
  "luminance": 0.60786
}

Semantic roles & 50–950 ramp

primary

#66E58D

secondary

#B33C8F

accent

#1398D3

background

#FCFFFD

surface

#F5FEF7

border

#CFD6D0

text

#0F1610

muted

#808581

Preview Lab

Preview with #66E58D

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

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