#66E85B#66E85B

#66E85B is a very light, highly saturated green. Relative luminance 0.613; OKLCH L 82.9% C 0.215 H 142.1°. Best body text is #000000 at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#66E85B
RGB	rgb(102, 232, 91)
HSL	hsl(115, 75%, 63%)
HSV	hsv(115, 61%, 91%)
CMYK	cmyk(56%, 0%, 60.8%, 9%)
CIE-LAB	lab(82.53, -62.21, 56.55)
CIE-LCH	lch(82.53, 84.07, 137.73°)
OKLab	oklab(82.86% -0.1696 0.1322)
OKLCH	oklch(82.86% 0.215 142.1)
XYZ	xyz(36.2226, 61.2902, 19.8169)
Luminance	0.6129 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E85B #DD5BE8

analogous

#ACE85B #66E85B #5BE896

triadic

#66E85B #5B66E8 #E85B66

tetradic

#66E85B #5BACE8 #DD5BE8 #E8965B

square

#66E85B #5BACE8 #DD5BE8 #E8965B

split-complementary

#66E85B #965BE8 #E85BAC

monochromatic

#24B019 #34E025 #66E85B #98F091 #CAF7C6

Accessibility & contrast

On white

1.58

#66E85B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.26

#66E85B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E85B

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E85B	#FFFFFF	#000000	##000000
##66E85B	1.00	1.58	13.26	13.26
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.26	21.00	1.00	1.00
##000000	13.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD44B

Deuteranopia (green-blind)

#DDC967

Tritanopia (blue-blind)

#53E1CA

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #66e85b;
/* rgb */ color: rgb(102, 232, 91);
/* oklch */ color: oklch(82.9% 0.215 142.1);

Tailwind

colors: {
  custom: {
    50: '#9df08e',
    500: '#66e85b',
    950: '#000000',
  },
}

SCSS

$custom: #66e85b;
$custom-light: #9df08e;
$custom-dark: #000000;

JSON

{
  "hex": "#66e85b",
  "rgb": {
    "r": 102,
    "g": 232,
    "b": 91
  },
  "hsl": {
    "h": 115.319,
    "s": 75.401,
    "l": 63.333
  },
  "oklch": {
    "l": 0.82864,
    "c": 0.215,
    "h": 142.1
  },
  "luminance": 0.61293
}

Semantic roles & 50–950 ramp

primary

#66E85B

secondary

#A737B1

accent

#0ED8C8

background

#FCFFFC

surface

#F6FEF4

border

#D0D6CE

text

#0F170D

muted

#80857F

Preview Lab

Preview with #66E85B

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

Preview Lab → · Contrast checker → · Palette generator →