#66B130#66B130

#66B130 is a light, vivid yellow-green. Relative luminance 0.345; OKLCH L 68.6% C 0.177 H 135.1°. Best body text is #000000 at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#66B130
RGB	rgb(102, 177, 48)
HSL	hsl(95, 57%, 44%)
HSV	hsv(95, 73%, 69%)
CMYK	cmyk(42.4%, 0%, 72.9%, 30.6%)
CIE-LAB	lab(65.34, -44.86, 55.42)
CIE-LCH	lch(65.34, 71.30, 128.99°)
OKLab	oklab(68.62% -0.1252 0.1248)
OKLCH	oklch(68.62% 0.177 135.1)
XYZ	xyz(21.7346, 34.4813, 8.3060)
Luminance	0.3448 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66B130 #7B30B1

analogous

#A7B130 #66B130 #30B13B

triadic

#66B130 #3066B1 #B13066

tetradic

#66B130 #30A7B1 #7B30B1 #B13B30

square

#66B130 #30A7B1 #7B30B1 #B13B30

split-complementary

#66B130 #3B30B1 #B130A7

monochromatic

#2F5116 #4A8123 #66B130 #85CF4F #A6DC7F

Accessibility & contrast

On white

2.66

#66B130 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.90

#66B130 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B130

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66B130	#FFFFFF	#000000	##000000
##66B130	1.00	2.66	7.90	7.90
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.90	21.00	1.00	1.00
##000000	7.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A318

Deuteranopia (green-blind)

#AD9C3D

Tritanopia (blue-blind)

#64AA98

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #66b130;
/* rgb */ color: rgb(102, 177, 48);
/* oklch */ color: oklch(68.6% 0.177 135.1);

Tailwind

colors: {
  custom: {
    50: '#98c971',
    500: '#66b130',
    950: '#000000',
  },
}

SCSS

$custom: #66b130;
$custom-light: #98c971;
$custom-dark: #000000;

JSON

{
  "hex": "#66b130",
  "rgb": {
    "r": 102,
    "g": 177,
    "b": 48
  },
  "hsl": {
    "h": 94.884,
    "s": 57.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.68621,
    "c": 0.17681,
    "h": 135.1
  },
  "luminance": 0.34482
}

Semantic roles & 50–950 ramp

primary

#66B130

secondary

#A578C5

accent

#47E1A0

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66B130

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

Preview Lab → · Contrast checker → · Palette generator →