#4F9F1F#4F9F1F

#4F9F1F is a light, vivid yellow-green. Relative luminance 0.266; OKLCH L 62.7% C 0.176 H 136.8°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#4F9F1F
RGB	rgb(79, 159, 31)
HSL	hsl(98, 67%, 37%)
HSV	hsv(98, 81%, 62%)
CMYK	cmyk(50.3%, 0%, 80.5%, 37.6%)
CIE-LAB	lab(58.56, -46.06, 54.24)
CIE-LCH	lch(58.56, 71.16, 130.34°)
OKLab	oklab(62.75% -0.1281 0.1202)
OKLCH	oklch(62.75% 0.176 136.8)
XYZ	xyz(15.8694, 26.5563, 5.5857)
Luminance	0.2656 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9F1F #6F1F9F

analogous

#8F9F1F #4F9F1F #1F9F2F

triadic

#4F9F1F #1F4F9F #9F1F4F

tetradic

#4F9F1F #1F8F9F #6F1F9F #9F2F1F

square

#4F9F1F #1F8F9F #6F1F9F #9F2F1F

split-complementary

#4F9F1F #2F1F9F #9F1F8F

monochromatic

#1C390B #366C15 #4F9F1F #68D229 #8CDF5A

Accessibility & contrast

On white

3.33

#4F9F1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#4F9F1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F9F1F

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9F1F	#FFFFFF	#000000	##000000
##4F9F1F	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9A8A2E

Tritanopia (blue-blind)

#4A9987

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4f9f1f;
/* rgb */ color: rgb(79, 159, 31);
/* oklch */ color: oklch(62.7% 0.176 136.8);

Tailwind

colors: {
  custom: {
    50: '#89bc66',
    500: '#4f9f1f',
    950: '#000000',
  },
}

SCSS

$custom: #4f9f1f;
$custom-light: #89bc66;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9f1f",
  "rgb": {
    "r": 79,
    "g": 159,
    "b": 31
  },
  "hsl": {
    "h": 97.5,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.62749,
    "c": 0.17563,
    "h": 136.8
  },
  "luminance": 0.26557
}

Semantic roles & 50–950 ramp

primary

#4F9F1F

secondary

#9A57C3

accent

#3EEAA9

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4F9F1F

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

Preview Lab → · Contrast checker → · Palette generator →