#66A01E#66A01E

#66A01E is a light, vivid yellow-green. Relative luminance 0.281; OKLCH L 64.2% C 0.165 H 131.6°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#66A01E
RGB	rgb(102, 160, 30)
HSL	hsl(87, 68%, 37%)
HSV	hsv(87, 81%, 63%)
CMYK	cmyk(36.2%, 0%, 81.3%, 37.3%)
CIE-LAB	lab(59.94, -38.70, 56.20)
CIE-LCH	lch(59.94, 68.24, 124.55°)
OKLab	oklab(64.17% -0.1098 0.1237)
OKLCH	oklch(64.17% 0.165 131.6)
XYZ	xyz(18.2845, 28.0594, 5.6807)
Luminance	0.2806 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A01E #581EA0

analogous

#A0991E #66A01E #25A01E

triadic

#66A01E #1E66A0 #A01E66

tetradic

#66A01E #1EA099 #581EA0 #A01E25

square

#66A01E #1EA099 #581EA0 #A01E25

split-complementary

#66A01E #1E25A0 #991EA0

monochromatic

#24390B #456C14 #66A01E #87D428 #A3E059

Accessibility & contrast

On white

3.18

#66A01E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#66A01E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A01E

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A01E	#FFFFFF	#000000	##000000
##66A01E	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79300

Deuteranopia (green-blind)

#9F8F2D

Tritanopia (blue-blind)

#689988

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #66a01e;
/* rgb */ color: rgb(102, 160, 30);
/* oklch */ color: oklch(64.2% 0.165 131.6);

Tailwind

colors: {
  custom: {
    50: '#97bc66',
    500: '#66a01e',
    950: '#000000',
  },
}

SCSS

$custom: #66a01e;
$custom-light: #97bc66;
$custom-dark: #000000;

JSON

{
  "hex": "#66a01e",
  "rgb": {
    "r": 102,
    "g": 160,
    "b": 30
  },
  "hsl": {
    "h": 86.769,
    "s": 68.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.6417,
    "c": 0.16543,
    "h": 131.6
  },
  "luminance": 0.2806
}

Semantic roles & 50–950 ramp

primary

#66A01E

secondary

#8756C4

accent

#3DEB8A

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1206

muted

#7E817A

Preview Lab

Preview with #66A01E

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

Preview Lab → · Contrast checker → · Palette generator →