#66AF26#66AF26

#66AF26 is a light, vivid yellow-green. Relative luminance 0.336; OKLCH L 68.0% C 0.180 H 134.2°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#66AF26
RGB	rgb(102, 175, 38)
HSL	hsl(92, 64%, 42%)
HSV	hsv(92, 78%, 69%)
CMYK	cmyk(41.7%, 0%, 78.3%, 31.4%)
CIE-LAB	lab(64.66, -44.65, 58.17)
CIE-LCH	lch(64.66, 73.33, 127.51°)
OKLab	oklab(68.05% -0.1254 0.129)
OKLCH	oklch(68.05% 0.18 134.2)
XYZ	xyz(21.1589, 33.6235, 7.2084)
Luminance	0.3362 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AF26 #6F26AF

analogous

#ABAF26 #66AF26 #26AF2B

triadic

#66AF26 #2666AF #AF2666

tetradic

#66AF26 #26ABAF #6F26AF #AF2B26

square

#66AF26 #26ABAF #6F26AF #AF2B26

split-complementary

#66AF26 #2B26AF #AF26AB

monochromatic

#2B4A10 #497D1B #66AF26 #84D53D #A4E070

Accessibility & contrast

On white

2.72

#66AF26 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#66AF26 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AF26

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AF26	#FFFFFF	#000000	##000000
##66AF26	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A100

Deuteranopia (green-blind)

#AC9B35

Tritanopia (blue-blind)

#65A896

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #66af26;
/* rgb */ color: rgb(102, 175, 38);
/* oklch */ color: oklch(68.0% 0.180 134.2);

Tailwind

colors: {
  custom: {
    50: '#98c76c',
    500: '#66af26',
    950: '#000000',
  },
}

SCSS

$custom: #66af26;
$custom-light: #98c76c;
$custom-dark: #000000;

JSON

{
  "hex": "#66af26",
  "rgb": {
    "r": 102,
    "g": 175,
    "b": 38
  },
  "hsl": {
    "h": 91.971,
    "s": 64.319,
    "l": 41.765
  },
  "oklch": {
    "l": 0.68045,
    "c": 0.17991,
    "h": 134.2
  },
  "luminance": 0.33625
}

Semantic roles & 50–950 ramp

primary

#66AF26

secondary

#9B6AC7

accent

#40E799

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #66AF26

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

Preview Lab → · Contrast checker → · Palette generator →