#4FA123#4FA123

#4FA123 is a light, vivid yellow-green. Relative luminance 0.273; OKLCH L 63.3% C 0.176 H 137.3°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4FA123
RGB	rgb(79, 161, 35)
HSL	hsl(99, 64%, 38%)
HSV	hsv(99, 78%, 63%)
CMYK	cmyk(50.9%, 0%, 78.3%, 36.9%)
CIE-LAB	lab(59.23, -46.61, 53.61)
CIE-LCH	lch(59.23, 71.04, 131.01°)
OKLab	oklab(63.3% -0.1293 0.1194)
OKLCH	oklch(63.3% 0.176 137.3)
XYZ	xyz(16.2722, 27.2722, 5.9964)
Luminance	0.2727 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FA123 #7523A1

analogous

#8EA123 #4FA123 #23A136

triadic

#4FA123 #234FA1 #A1234F

tetradic

#4FA123 #238EA1 #7523A1 #A13623

square

#4FA123 #238EA1 #7523A1 #A13623

split-complementary

#4FA123 #3623A1 #A1238E

monochromatic

#1E3C0D #366F18 #4FA123 #68D22F #8DDD62

Accessibility & contrast

On white

3.25

#4FA123 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#4FA123 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4FA123

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FA123	#FFFFFF	#000000	##000000
##4FA123	1.00	3.25	6.45	6.45
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69301

Deuteranopia (green-blind)

#9C8C31

Tritanopia (blue-blind)

#4A9B89

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4fa123;
/* rgb */ color: rgb(79, 161, 35);
/* oklch */ color: oklch(63.3% 0.176 137.3);

Tailwind

colors: {
  custom: {
    50: '#89bd68',
    500: '#4fa123',
    950: '#000000',
  },
}

SCSS

$custom: #4fa123;
$custom-light: #89bd68;
$custom-dark: #000000;

JSON

{
  "hex": "#4fa123",
  "rgb": {
    "r": 79,
    "g": 161,
    "b": 35
  },
  "hsl": {
    "h": 99.048,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.63302,
    "c": 0.17605,
    "h": 137.3
  },
  "luminance": 0.27273
}

Semantic roles & 50–950 ramp

primary

#4FA123

secondary

#9F5EC2

accent

#41E7AD

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #4FA123

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

Preview Lab → · Contrast checker → · Palette generator →