#4F9E1B#4F9E1B

#4F9E1B is a light, vivid yellow-green. Relative luminance 0.262; OKLCH L 62.5% C 0.176 H 136.5°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4F9E1B
RGB	rgb(79, 158, 27)
HSL	hsl(96, 71%, 36%)
HSV	hsv(96, 83%, 62%)
CMYK	cmyk(50%, 0%, 82.9%, 38%)
CIE-LAB	lab(58.22, -45.88, 55.09)
CIE-LCH	lch(58.22, 71.69, 129.79°)
OKLab	oklab(62.46% -0.1278 0.1214)
OKLCH	oklch(62.46% 0.176 136.5)
XYZ	xyz(15.6487, 26.1940, 5.2681)
Luminance	0.2620 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F9E1B #6A1B9E

analogous

#919E1B #4F9E1B #1B9E28

triadic

#4F9E1B #1B4F9E #9E1B4F

tetradic

#4F9E1B #1B919E #6A1B9E #9E281B

square

#4F9E1B #1B919E #6A1B9E #9E281B

split-complementary

#4F9E1B #281B9E #9E1B91

monochromatic

#1B3509 #356A12 #4F9E1B #69D224 #8BE152

Accessibility & contrast

On white

3.37

#4F9E1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#4F9E1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F9E1B

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F9E1B	#FFFFFF	#000000	##000000
##4F9E1B	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49000

Deuteranopia (green-blind)

#998A2B

Tritanopia (blue-blind)

#4B9886

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4f9e1b;
/* rgb */ color: rgb(79, 158, 27);
/* oklch */ color: oklch(62.5% 0.176 136.5);

Tailwind

colors: {
  custom: {
    50: '#89bb64',
    500: '#4f9e1b',
    950: '#000000',
  },
}

SCSS

$custom: #4f9e1b;
$custom-light: #89bb64;
$custom-dark: #000000;

JSON

{
  "hex": "#4f9e1b",
  "rgb": {
    "r": 79,
    "g": 158,
    "b": 27
  },
  "hsl": {
    "h": 96.183,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.62463,
    "c": 0.17625,
    "h": 136.5
  },
  "luminance": 0.26195
}

Semantic roles & 50–950 ramp

primary

#4F9E1B

secondary

#9651C4

accent

#3AEEA6

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4F9E1B

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

Preview Lab → · Contrast checker → · Palette generator →