#66A524#66A524

#66A524 is a light, vivid yellow-green. Relative luminance 0.299; OKLCH L 65.5% C 0.169 H 132.7°. Best body text is #000000 at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#66A524
RGB	rgb(102, 165, 36)
HSL	hsl(89, 64%, 39%)
HSV	hsv(89, 78%, 65%)
CMYK	cmyk(38.2%, 0%, 78.2%, 35.3%)
CIE-LAB	lab(61.53, -40.56, 55.84)
CIE-LCH	lch(61.53, 69.02, 125.99°)
OKLab	oklab(65.48% -0.1144 0.1239)
OKLCH	oklch(65.48% 0.169 132.7)
XYZ	xyz(19.2528, 29.8615, 6.4182)
Luminance	0.2986 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A524 #6324A5

analogous

#A5A424 #66A524 #26A524

triadic

#66A524 #2466A5 #A52466

tetradic

#66A524 #24A5A4 #6324A5 #A52426

square

#66A524 #24A5A4 #6324A5 #A52426

split-complementary

#66A524 #2426A5 #A424A5

monochromatic

#28410E #477319 #66A524 #85D334 #A3DE66

Accessibility & contrast

On white

3.01

#66A524 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.97

#66A524 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A524

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A524	#FFFFFF	#000000	##000000
##66A524	1.00	3.01	6.97	6.97
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.97	21.00	1.00	1.00
##000000	6.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC9800

Deuteranopia (green-blind)

#A39332

Tritanopia (blue-blind)

#679E8D

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #66a524;
/* rgb */ color: rgb(102, 165, 36);
/* oklch */ color: oklch(65.5% 0.169 132.7);

Tailwind

colors: {
  custom: {
    50: '#97c069',
    500: '#66a524',
    950: '#000000',
  },
}

SCSS

$custom: #66a524;
$custom-light: #97c069;
$custom-dark: #000000;

JSON

{
  "hex": "#66a524",
  "rgb": {
    "r": 102,
    "g": 165,
    "b": 36
  },
  "hsl": {
    "h": 89.302,
    "s": 64.179,
    "l": 39.412
  },
  "oklch": {
    "l": 0.65481,
    "c": 0.16865,
    "h": 132.7
  },
  "luminance": 0.29862
}

Semantic roles & 50–950 ramp

primary

#66A524

secondary

#9162C3

accent

#41E792

background

#F9FBF6

surface

#F2F7EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A524

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

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