#4F991B#4F991B

#4F991B is a mid, vivid yellow-green. Relative luminance 0.245; OKLCH L 61.1% C 0.170 H 136.0°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#4F991B
RGB	rgb(79, 153, 27)
HSL	hsl(95, 70%, 35%)
HSV	hsv(95, 82%, 60%)
CMYK	cmyk(48.4%, 0%, 82.4%, 40%)
CIE-LAB	lab(56.61, -43.89, 53.62)
CIE-LCH	lch(56.61, 69.29, 129.30°)
OKLab	oklab(61.14% -0.1225 0.1183)
OKLCH	oklch(61.14% 0.17 136)
XYZ	xyz(14.8131, 24.5229, 4.9895)
Luminance	0.2452 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F991B #651B99

analogous

#8E991B #4F991B #1B9926

triadic

#4F991B #1B4F99 #991B4F

tetradic

#4F991B #1B8E99 #651B99 #99261B

square

#4F991B #1B8E99 #651B99 #99261B

split-complementary

#4F991B #261B99 #991B8E

monochromatic

#193109 #346512 #4F991B #6ACD24 #8BE04F

Accessibility & contrast

On white

3.56

#4F991B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#4F991B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F991B

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F991B	#FFFFFF	#000000	##000000
##4F991B	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8C00

Deuteranopia (green-blind)

#95862A

Tritanopia (blue-blind)

#4C9382

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4f991b;
/* rgb */ color: rgb(79, 153, 27);
/* oklch */ color: oklch(61.1% 0.170 136.0);

Tailwind

colors: {
  custom: {
    50: '#88b864',
    500: '#4f991b',
    950: '#000000',
  },
}

SCSS

$custom: #4f991b;
$custom-light: #88b864;
$custom-dark: #000000;

JSON

{
  "hex": "#4f991b",
  "rgb": {
    "r": 79,
    "g": 153,
    "b": 27
  },
  "hsl": {
    "h": 95.238,
    "s": 70,
    "l": 35.294
  },
  "oklch": {
    "l": 0.61135,
    "c": 0.17026,
    "h": 136
  },
  "luminance": 0.24524
}

Semantic roles & 50–950 ramp

primary

#4F991B

secondary

#924EC2

accent

#3BEDA3

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #4F991B

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

Preview Lab → · Contrast checker → · Palette generator →