#4C9F17#4C9F17

#4C9F17 is a light, vivid yellow-green. Relative luminance 0.264; OKLCH L 62.6% C 0.180 H 136.9°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#4C9F17
RGB	rgb(76, 159, 23)
HSL	hsl(97, 75%, 36%)
HSV	hsv(97, 86%, 62%)
CMYK	cmyk(52.2%, 0%, 85.5%, 37.6%)
CIE-LAB	lab(58.41, -47.36, 56.26)
CIE-LCH	lch(58.41, 73.54, 130.09°)
OKLab	oklab(62.58% -0.1318 0.1233)
OKLCH	oklch(62.58% 0.18 136.9)
XYZ	xyz(15.5328, 26.3935, 5.0864)
Luminance	0.2640 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C9F17 #6A179F

analogous

#909F17 #4C9F17 #179F26

triadic

#4C9F17 #174C9F #9F174C

tetradic

#4C9F17 #17909F #6A179F #9F2617

square

#4C9F17 #17909F #6A179F #9F2617

split-complementary

#4C9F17 #26179F #9F1790

monochromatic

#193408 #326A0F #4C9F17 #66D41F #87E54B

Accessibility & contrast

On white

3.34

#4C9F17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#4C9F17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C9F17

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C9F17	#FFFFFF	#000000	##000000
##4C9F17	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9A8A29

Tritanopia (blue-blind)

#479987

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4c9f17;
/* rgb */ color: rgb(76, 159, 23);
/* oklch */ color: oklch(62.6% 0.180 136.9);

Tailwind

colors: {
  custom: {
    50: '#87bc63',
    500: '#4c9f17',
    950: '#000000',
  },
}

SCSS

$custom: #4c9f17;
$custom-light: #87bc63;
$custom-dark: #000000;

JSON

{
  "hex": "#4c9f17",
  "rgb": {
    "r": 76,
    "g": 159,
    "b": 23
  },
  "hsl": {
    "h": 96.618,
    "s": 74.725,
    "l": 35.686
  },
  "oklch": {
    "l": 0.62579,
    "c": 0.18048,
    "h": 136.9
  },
  "luminance": 0.26395
}

Semantic roles & 50–950 ramp

primary

#4C9F17

secondary

#974BC7

accent

#36F1A9

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4C9F17

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

Preview Lab → · Contrast checker → · Palette generator →