#4ECC61#4ECC61

#4ECC61 is a light, vivid green. Relative luminance 0.457; OKLCH L 75.1% C 0.185 H 146.2°. Best body text is #000000 at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#4ECC61
RGB	rgb(78, 204, 97)
HSL	hsl(129, 55%, 55%)
HSV	hsv(129, 62%, 80%)
CMYK	cmyk(61.8%, 0%, 52.5%, 20%)
CIE-LAB	lab(73.33, -56.80, 42.84)
CIE-LCH	lch(73.33, 71.14, 142.98°)
OKLab	oklab(75.1% -0.1536 0.1029)
OKLCH	oklch(75.1% 0.185 146.2)
XYZ	xyz(26.8907, 45.6659, 18.7042)
Luminance	0.4567 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4ECC61 #CC4EB9

analogous

#7ACC4E #4ECC61 #4ECCA0

triadic

#4ECC61 #614ECC #CC614E

tetradic

#4ECC61 #4E7ACC #CC4EB9 #CCA04E

square

#4ECC61 #4E7ACC #CC4EB9 #CCA04E

split-complementary

#4ECC61 #A04ECC #CC4E7A

monochromatic

#247C31 #31AB44 #4ECC61 #7EDA8B #ADE7B6

Accessibility & contrast

On white

2.07

#4ECC61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.13

#4ECC61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4ECC61

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4ECC61	#FFFFFF	#000000	##000000
##4ECC61	1.00	2.07	10.13	10.13
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.13	21.00	1.00	1.00
##000000	10.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBB57

Deuteranopia (green-blind)

#BFB069

Tritanopia (blue-blind)

#2FC7B4

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #4ecc61;
/* rgb */ color: rgb(78, 204, 97);
/* oklch */ color: oklch(75.1% 0.185 146.2);

Tailwind

colors: {
  custom: {
    50: '#8cdc90',
    500: '#4ecc61',
    950: '#000000',
  },
}

SCSS

$custom: #4ecc61;
$custom-light: #8cdc90;
$custom-dark: #000000;

JSON

{
  "hex": "#4ecc61",
  "rgb": {
    "r": 78,
    "g": 204,
    "b": 97
  },
  "hsl": {
    "h": 129.048,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.75096,
    "c": 0.18488,
    "h": 146.2
  },
  "luminance": 0.45668
}

Semantic roles & 50–950 ramp

primary

#4ECC61

secondary

#D5A1CD

accent

#49C8DF

background

#F9FDF9

surface

#F1FBF1

border

#CBD4CB

text

#0D150D

muted

#7E837E

Preview Lab

Preview with #4ECC61

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

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