#4EA61B#4EA61B

#4EA61B is a light, vivid yellow-green. Relative luminance 0.290; OKLCH L 64.5% C 0.186 H 137.3°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#4EA61B
RGB	rgb(78, 166, 27)
HSL	hsl(98, 72%, 38%)
HSV	hsv(98, 84%, 65%)
CMYK	cmyk(53%, 0%, 83.7%, 34.9%)
CIE-LAB	lab(60.76, -49.26, 57.37)
CIE-LCH	lch(60.76, 75.62, 130.65°)
OKLab	oklab(64.54% -0.1368 0.1262)
OKLCH	oklch(64.54% 0.186 137.3)
XYZ	xyz(16.9754, 28.9700, 5.7339)
Luminance	0.2897 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EA61B #731BA6

analogous

#93A61B #4EA61B #1BA62E

triadic

#4EA61B #1B4EA6 #A61B4E

tetradic

#4EA61B #1B93A6 #731BA6 #A62E1B

square

#4EA61B #1B93A6 #731BA6 #A62E1B

split-complementary

#4EA61B #2E1BA6 #A61B93

monochromatic

#1D3D0A #357112 #4EA61B #67DB24 #8BE458

Accessibility & contrast

On white

3.09

#4EA61B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#4EA61B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4EA61B

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EA61B	#FFFFFF	#000000	##000000
##4EA61B	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC9700

Deuteranopia (green-blind)

#A0902D

Tritanopia (blue-blind)

#48A08D

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #4ea61b;
/* rgb */ color: rgb(78, 166, 27);
/* oklch */ color: oklch(64.5% 0.186 137.3);

Tailwind

colors: {
  custom: {
    50: '#89c166',
    500: '#4ea61b',
    950: '#000000',
  },
}

SCSS

$custom: #4ea61b;
$custom-light: #89c166;
$custom-dark: #000000;

JSON

{
  "hex": "#4ea61b",
  "rgb": {
    "r": 78,
    "g": 166,
    "b": 27
  },
  "hsl": {
    "h": 97.986,
    "s": 72.021,
    "l": 37.843
  },
  "oklch": {
    "l": 0.6454,
    "c": 0.18611,
    "h": 137.3
  },
  "luminance": 0.28971
}

Semantic roles & 50–950 ramp

primary

#4EA61B

secondary

#9E56C7

accent

#39EFAC

background

#F8FBF6

surface

#F0F7EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #4EA61B

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

Preview Lab → · Contrast checker → · Palette generator →