#66C125#66C125

#66C125 is a light, highly saturated yellow-green. Relative luminance 0.411; OKLCH L 72.6% C 0.202 H 135.9°. Best body text is #000000 at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#66C125
RGB	rgb(102, 193, 37)
HSL	hsl(95, 68%, 45%)
HSV	hsv(95, 81%, 76%)
CMYK	cmyk(47.2%, 0%, 80.8%, 24.3%)
CIE-LAB	lab(70.24, -51.88, 63.65)
CIE-LCH	lch(70.24, 82.12, 129.18°)
OKLab	oklab(72.63% -0.1448 0.1404)
OKLCH	oklch(72.63% 0.202 135.9)
XYZ	xyz(24.8827, 41.0967, 8.3712)
Luminance	0.4110 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C125 #8025C1

analogous

#B4C125 #66C125 #25C132

triadic

#66C125 #2566C1 #C12566

tetradic

#66C125 #25B4C1 #8025C1 #C13225

square

#66C125 #25B4C1 #8025C1 #C13225

split-complementary

#66C125 #3225C1 #C125B4

monochromatic

#305A11 #4B8E1B #66C125 #85DC47 #A7E67B

Accessibility & contrast

On white

2.28

#66C125 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.22

#66C125 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C125

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C125	#FFFFFF	#000000	##000000
##66C125	1.00	2.28	9.22	9.22
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.22	21.00	1.00	1.00
##000000	9.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B000

Deuteranopia (green-blind)

#BCA938

Tritanopia (blue-blind)

#62BAA5

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #66c125;
/* rgb */ color: rgb(102, 193, 37);
/* oklch */ color: oklch(72.6% 0.202 135.9);

Tailwind

colors: {
  custom: {
    50: '#9ad46e',
    500: '#66c125',
    950: '#000000',
  },
}

SCSS

$custom: #66c125;
$custom-light: #9ad46e;
$custom-dark: #000000;

JSON

{
  "hex": "#66c125",
  "rgb": {
    "r": 102,
    "g": 193,
    "b": 37
  },
  "hsl": {
    "h": 95,
    "s": 67.826,
    "l": 45.098
  },
  "oklch": {
    "l": 0.72625,
    "c": 0.20173,
    "h": 135.9
  },
  "luminance": 0.41098
}

Semantic roles & 50–950 ramp

primary

#66C125

secondary

#A874CE

accent

#3DEBA2

background

#FAFDF7

surface

#F3FAED

border

#CDD3C8

text

#0F1408

muted

#7F837B

Preview Lab

Preview with #66C125

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

Preview Lab → · Contrast checker → · Palette generator →