#4F9921#4F9921

#4F9921 is a mid, vivid yellow-green. Relative luminance 0.246; OKLCH L 61.2% C 0.167 H 136.4°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#4F9921
RGB	rgb(79, 153, 33)
HSL	hsl(97, 65%, 36%)
HSV	hsv(97, 78%, 60%)
CMYK	cmyk(48.4%, 0%, 78.4%, 40%)
CIE-LAB	lab(56.64, -43.56, 51.79)
CIE-LCH	lch(56.64, 67.67, 130.07°)
OKLab	oklab(61.17% -0.1212 0.1153)
OKLCH	oklch(61.17% 0.167 136.4)
XYZ	xyz(14.8898, 24.5535, 5.3933)
Luminance	0.2455 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9921 #6B2199

analogous

#8B9921 #4F9921 #21992F

triadic

#4F9921 #214F99 #99214F

tetradic

#4F9921 #218B99 #6B2199 #992F21

square

#4F9921 #218B99 #6B2199 #992F21

split-complementary

#4F9921 #2F2199 #99218B

monochromatic

#1B340B #356716 #4F9921 #69CB2C #8BDB59

Accessibility & contrast

On white

3.55

#4F9921 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#4F9921 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F9921

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9921	#FFFFFF	#000000	##000000
##4F9921	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8C01

Deuteranopia (green-blind)

#95862E

Tritanopia (blue-blind)

#4B9383

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4f9921;
/* rgb */ color: rgb(79, 153, 33);
/* oklch */ color: oklch(61.2% 0.167 136.4);

Tailwind

colors: {
  custom: {
    50: '#88b866',
    500: '#4f9921',
    950: '#000000',
  },
}

SCSS

$custom: #4f9921;
$custom-light: #88b866;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9921",
  "rgb": {
    "r": 79,
    "g": 153,
    "b": 33
  },
  "hsl": {
    "h": 97,
    "s": 64.516,
    "l": 36.471
  },
  "oklch": {
    "l": 0.6117,
    "c": 0.16733,
    "h": 136.4
  },
  "luminance": 0.24555
}

Semantic roles & 50–950 ramp

primary

#4F9921

secondary

#9756BF

accent

#40E8A7

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #4F9921

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

Preview Lab → · Contrast checker → · Palette generator →