#4ECB4E#4ECB4E

#4ECB4E is a light, vivid green. Relative luminance 0.449; OKLCH L 74.6% C 0.199 H 143.3°. Best body text is #000000 at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#4ECB4E
RGB	rgb(78, 203, 78)
HSL	hsl(120, 55%, 55%)
HSV	hsv(120, 62%, 80%)
CMYK	cmyk(61.6%, 0%, 61.6%, 20.4%)
CIE-LAB	lab(72.81, -58.77, 50.98)
CIE-LCH	lch(72.81, 77.80, 139.06°)
OKLab	oklab(74.6% -0.1596 0.1192)
OKLCH	oklch(74.6% 0.199 143.3)
XYZ	xyz(25.8715, 44.8791, 14.5054)
Luminance	0.4488 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECB4E #CB4ECB

analogous

#8CCB4E #4ECB4E #4ECB8C

triadic

#4ECB4E #4E4ECB #CB4E4E

tetradic

#4ECB4E #4E8CCB #CB4ECB #CB8C4E

square

#4ECB4E #4E8CCB #CB4ECB #CB8C4E

split-complementary

#4ECB4E #8C4ECB #CB4E8C

monochromatic

#247B24 #32AA32 #4ECB4E #7DD97D #ADE7AD

Accessibility & contrast

On white

2.10

#4ECB4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.98

#4ECB4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECB4E

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECB4E	#FFFFFF	#000000	##000000
##4ECB4E	1.00	2.10	9.98	9.98
#FFFFFF	2.10	1.00	21.00	21.00
#000000	9.98	21.00	1.00	1.00
##000000	9.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB940

Deuteranopia (green-blind)

#C0AF58

Tritanopia (blue-blind)

#35C5B0

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #4ecb4e;
/* rgb */ color: rgb(78, 203, 78);
/* oklch */ color: oklch(74.6% 0.199 143.3);

Tailwind

colors: {
  custom: {
    50: '#8ddc84',
    500: '#4ecb4e',
    950: '#000000',
  },
}

SCSS

$custom: #4ecb4e;
$custom-light: #8ddc84;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecb4e",
  "rgb": {
    "r": 78,
    "g": 203,
    "b": 78
  },
  "hsl": {
    "h": 120,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.74603,
    "c": 0.19924,
    "h": 143.3
  },
  "luminance": 0.44882
}

Semantic roles & 50–950 ramp

primary

#4ECB4E

secondary

#D5A0D5

accent

#4ADEDE

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0D150B

muted

#7E837C

Preview Lab

Preview with #4ECB4E

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

Preview Lab → · Contrast checker → · Palette generator →