#4ECB3B#4ECB3B

#4ECB3B is a light, highly saturated green. Relative luminance 0.446; OKLCH L 74.4% C 0.212 H 141.2°. Best body text is #000000 at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#4ECB3B
RGB	rgb(78, 203, 59)
HSL	hsl(112, 58%, 51%)
HSV	hsv(112, 71%, 80%)
CMYK	cmyk(61.6%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(72.66, -60.57, 58.53)
CIE-LCH	lch(72.66, 84.23, 135.98°)
OKLab	oklab(74.43% -0.1655 0.133)
OKLCH	oklch(74.43% 0.212 141.2)
XYZ	xyz(25.2860, 44.6449, 11.4216)
Luminance	0.4465 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECB3B #B83BCB

analogous

#96CB3B #4ECB3B #3BCB70

triadic

#4ECB3B #3B4ECB #CB3B4E

tetradic

#4ECB3B #3B96CB #B83BCB #CB703B

square

#4ECB3B #3B96CB #B83BCB #CB703B

split-complementary

#4ECB3B #703BCB #CB3B96

monochromatic

#286E1D #399F2A #4ECB3B #7AD86B #A5E59C

Accessibility & contrast

On white

2.11

#4ECB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.93

#4ECB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECB3B

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECB3B	#FFFFFF	#000000	##000000
##4ECB3B	1.00	2.11	9.93	9.93
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.93	21.00	1.00	1.00
##000000	9.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B923

Deuteranopia (green-blind)

#C1AE49

Tritanopia (blue-blind)

#3AC5AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #4ecb3b;
/* rgb */ color: rgb(78, 203, 59);
/* oklch */ color: oklch(74.4% 0.212 141.2);

Tailwind

colors: {
  custom: {
    50: '#8edc79',
    500: '#4ecb3b',
    950: '#000000',
  },
}

SCSS

$custom: #4ecb3b;
$custom-light: #8edc79;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecb3b",
  "rgb": {
    "r": 78,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 112.083,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.74426,
    "c": 0.21234,
    "h": 141.2
  },
  "luminance": 0.44647
}

Semantic roles & 50–950 ramp

primary

#4ECB3B

secondary

#C891D1

accent

#47E1CD

background

#F9FDF7

surface

#F2FBEE

border

#CCD4C9

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #4ECB3B

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

Preview Lab → · Contrast checker → · Palette generator →