#66D248#66D248

#66D248 is a light, highly saturated green. Relative luminance 0.494; OKLCH L 77.2% C 0.202 H 139.6°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#66D248
RGB	rgb(102, 210, 72)
HSL	hsl(107, 61%, 55%)
HSV	hsv(107, 66%, 82%)
CMYK	cmyk(51.4%, 0%, 65.7%, 17.6%)
CIE-LAB	lab(75.69, -55.94, 56.91)
CIE-LCH	lch(75.69, 79.80, 134.51°)
OKLab	oklab(77.17% -0.1536 0.131)
OKLCH	oklch(77.17% 0.202 139.6)
XYZ	xyz(29.6946, 49.3836, 14.0968)
Luminance	0.4939 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D248 #B448D2

analogous

#ABD248 #66D248 #48D26F

triadic

#66D248 #4866D2 #D24866

tetradic

#66D248 #48ABD2 #B448D2 #D26F48

square

#66D248 #48ABD2 #B448D2 #D26F48

split-complementary

#66D248 #6F48D2 #D248AB

monochromatic

#348020 #49B12C #66D248 #8FDE79 #B8EAAA

Accessibility & contrast

On white

1.93

#66D248 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#66D248 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D248

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D248	#FFFFFF	#000000	##000000
##66D248	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C036

Deuteranopia (green-blind)

#CAB754

Tritanopia (blue-blind)

#5BCBB6

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #66d248;
/* rgb */ color: rgb(102, 210, 72);
/* oklch */ color: oklch(77.2% 0.202 139.6);

Tailwind

colors: {
  custom: {
    50: '#9be181',
    500: '#66d248',
    950: '#000000',
  },
}

SCSS

$custom: #66d248;
$custom-light: #9be181;
$custom-dark: #000000;

JSON

{
  "hex": "#66d248",
  "rgb": {
    "r": 102,
    "g": 210,
    "b": 72
  },
  "hsl": {
    "h": 106.957,
    "s": 60.526,
    "l": 55.294
  },
  "oklch": {
    "l": 0.77174,
    "c": 0.2019,
    "h": 139.6
  },
  "luminance": 0.49386
}

Semantic roles & 50–950 ramp

primary

#66D248

secondary

#CB9ED8

accent

#44E4C1

background

#FAFDF8

surface

#F3FBEF

border

#CDD4CA

text

#0F150B

muted

#7F837C

Preview Lab

Preview with #66D248

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

Preview Lab → · Contrast checker → · Palette generator →