#4ECC9F#4ECC9F

#4ECC9F is a light, vivid teal. Relative luminance 0.473; OKLCH L 76.3% C 0.130 H 166.0°. Best body text is #000000 at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC9F
RGB	rgb(78, 204, 159)
HSL	hsl(159, 55%, 55%)
HSV	hsv(159, 62%, 80%)
CMYK	cmyk(61.8%, 0%, 22.1%, 20%)
CIE-LAB	lab(74.38, -45.45, 12.25)
CIE-LCH	lch(74.38, 47.08, 164.92°)
OKLab	oklab(76.31% -0.1261 0.0314)
OKLCH	oklch(76.31% 0.13 166)
XYZ	xyz(30.9896, 47.3054, 40.2919)
Luminance	0.4731 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC9F #CC4E7B

analogous

#4ECC60 #4ECC9F #4EBACC

triadic

#4ECC9F #9F4ECC #CC9F4E

tetradic

#4ECC9F #604ECC #CC4E7B #BACC4E

square

#4ECC9F #604ECC #CC4E7B #BACC4E

split-complementary

#4ECC9F #CC4EBA #CC604E

monochromatic

#247C5C #31AB80 #4ECC9F #7EDAB9 #ADE7D3

Accessibility & contrast

On white

2.01

#4ECC9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.46

#4ECC9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC9F

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC9F	#FFFFFF	#000000	##000000
##4ECC9F	1.00	2.01	10.46	10.46
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.46	21.00	1.00	1.00
##000000	10.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8BE9D

Deuteranopia (green-blind)

#B6B2A2

Tritanopia (blue-blind)

#00CDBF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #4ecc9f;
/* rgb */ color: rgb(78, 204, 159);
/* oklch */ color: oklch(76.3% 0.130 166.0);

Tailwind

colors: {
  custom: {
    50: '#8cdcbb',
    500: '#4ecc9f',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc9f;
$custom-light: #8cdcbb;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc9f",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 159
  },
  "hsl": {
    "h": 158.571,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.7631,
    "c": 0.1299,
    "h": 166
  },
  "luminance": 0.47309
}

Semantic roles & 50–950 ramp

primary

#4ECC9F

secondary

#D5A1B3

accent

#497FDF

background

#F9FDFB

surface

#F1FBF6

border

#CBD4D0

text

#0D1511

muted

#7E8380

Preview Lab

Preview with #4ECC9F

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

Preview Lab → · Contrast checker → · Palette generator →