#66A430#66A430

#66A430 is a light, vivid yellow-green. Relative luminance 0.296; OKLCH L 65.3% C 0.160 H 133.5°. Best body text is #000000 at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#66A430
RGB	rgb(102, 164, 48)
HSL	hsl(92, 55%, 42%)
HSV	hsv(92, 71%, 64%)
CMYK	cmyk(37.8%, 0%, 70.7%, 35.7%)
CIE-LAB	lab(61.30, -39.35, 51.32)
CIE-LCH	lch(61.30, 64.67, 127.48°)
OKLab	oklab(65.31% -0.1103 0.1162)
OKLCH	oklch(65.31% 0.16 133.5)
XYZ	xyz(19.2881, 29.5882, 7.4905)
Luminance	0.2959 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A430 #6E30A4

analogous

#A0A430 #66A430 #30A434

triadic

#66A430 #3066A4 #A43066

tetradic

#66A430 #30A0A4 #6E30A4 #A43430

square

#66A430 #30A0A4 #6E30A4 #A43430

split-complementary

#66A430 #3430A4 #A430A0

monochromatic

#2B4514 #497522 #66A430 #84C948 #A4D777

Accessibility & contrast

On white

3.04

#66A430 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.92

#66A430 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A430

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A430	#FFFFFF	#000000	##000000
##66A430	1.00	3.04	6.92	6.92
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.92	21.00	1.00	1.00
##000000	6.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AB971E

Deuteranopia (green-blind)

#A2923A

Tritanopia (blue-blind)

#669D8D

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #66a430;
/* rgb */ color: rgb(102, 164, 48);
/* oklch */ color: oklch(65.3% 0.160 133.5);

Tailwind

colors: {
  custom: {
    50: '#96bf6f',
    500: '#66a430',
    950: '#000000',
  },
}

SCSS

$custom: #66a430;
$custom-light: #96bf6f;
$custom-dark: #000000;

JSON

{
  "hex": "#66a430",
  "rgb": {
    "r": 102,
    "g": 164,
    "b": 48
  },
  "hsl": {
    "h": 92.069,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.65311,
    "c": 0.16023,
    "h": 133.5
  },
  "luminance": 0.29589
}

Semantic roles & 50–950 ramp

primary

#66A430

secondary

#9B70BF

accent

#4ADE99

background

#F9FBF7

surface

#F2F7ED

border

#CCD0C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #66A430

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

Preview Lab → · Contrast checker → · Palette generator →