#4ECB5F#4ECB5F

#4ECB5F is a light, vivid green. Relative luminance 0.452; OKLCH L 74.8% C 0.185 H 145.8°. Best body text is #000000 at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#4ECB5F
RGB	rgb(78, 203, 95)
HSL	hsl(128, 55%, 55%)
HSV	hsv(128, 62%, 80%)
CMYK	cmyk(61.6%, 0%, 53.2%, 20.4%)
CIE-LAB	lab(72.99, -56.70, 43.39)
CIE-LCH	lch(72.99, 71.39, 142.58°)
OKLab	oklab(74.81% -0.1534 0.104)
OKLCH	oklch(74.81% 0.185 145.8)
XYZ	xyz(26.5617, 45.1552, 18.1403)
Luminance	0.4516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECB5F #CB4EBA

analogous

#7BCB4E #4ECB5F #4ECB9D

triadic

#4ECB5F #5F4ECB #CB5F4E

tetradic

#4ECB5F #4E7BCB #CB4EBA #CB9D4E

square

#4ECB5F #4E7BCB #CB4EBA #CB9D4E

split-complementary

#4ECB5F #9D4ECB #CB4E7B

monochromatic

#247B30 #32AA42 #4ECB5F #7DD98A #ADE7B5

Accessibility & contrast

On white

2.09

#4ECB5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.03

#4ECB5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECB5F

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECB5F	#FFFFFF	#000000	##000000
##4ECB5F	1.00	2.09	10.03	10.03
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.03	21.00	1.00	1.00
##000000	10.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBA55

Deuteranopia (green-blind)

#BEAF67

Tritanopia (blue-blind)

#30C6B3

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #4ecb5f;
/* rgb */ color: rgb(78, 203, 95);
/* oklch */ color: oklch(74.8% 0.185 145.8);

Tailwind

colors: {
  custom: {
    50: '#8cdc8f',
    500: '#4ecb5f',
    950: '#000000',
  },
}

SCSS

$custom: #4ecb5f;
$custom-light: #8cdc8f;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecb5f",
  "rgb": {
    "r": 78,
    "g": 203,
    "b": 95
  },
  "hsl": {
    "h": 128.16,
    "s": 54.585,
    "l": 55.098
  },
  "oklch": {
    "l": 0.74812,
    "c": 0.18533,
    "h": 145.8
  },
  "luminance": 0.45158
}

Semantic roles & 50–950 ramp

primary

#4ECB5F

secondary

#D5A0CD

accent

#4ACADE

background

#F9FDF8

surface

#F1FBF0

border

#CBD4CB

text

#0D150C

muted

#7E837D

Preview Lab

Preview with #4ECB5F

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

Preview Lab → · Contrast checker → · Palette generator →