#3FB579#3FB579

#3FB579 is a light, vivid green. Relative luminance 0.355; OKLCH L 69.2% C 0.138 H 157.3°. Best body text is #000000 at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#3FB579
RGB	rgb(63, 181, 121)
HSL	hsl(149, 48%, 48%)
HSV	hsv(149, 65%, 71%)
CMYK	cmyk(65.2%, 0%, 33.1%, 29%)
CIE-LAB	lab(66.12, -46.88, 21.16)
CIE-LCH	lch(66.12, 51.43, 155.71°)
OKLab	oklab(69.17% -0.1274 0.0534)
OKLCH	oklch(69.17% 0.138 157.3)
XYZ	xyz(22.0229, 35.4827, 23.7737)
Luminance	0.3548 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB579 #B53F7B

analogous

#40B53F #3FB579 #3FB5B4

triadic

#3FB579 #793FB5 #B5793F

tetradic

#3FB579 #3F40B5 #B53F7B #B5B43F

square

#3FB579 #3F40B5 #B53F7B #B5B43F

split-complementary

#3FB579 #B43FB5 #B53F40

monochromatic

#1F5A3C #2F885B #3FB579 #67CA98 #94DAB7

Accessibility & contrast

On white

2.59

#3FB579 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.10

#3FB579 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB579

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB579	#FFFFFF	#000000	##000000
##3FB579	1.00	2.59	8.10	8.10
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.10	21.00	1.00	1.00
##000000	8.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A775

Deuteranopia (green-blind)

#A49C7D

Tritanopia (blue-blind)

#00B4A5

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #3fb579;
/* rgb */ color: rgb(63, 181, 121);
/* oklch */ color: oklch(69.2% 0.138 157.3);

Tailwind

colors: {
  custom: {
    50: '#81cca0',
    500: '#3fb579',
    950: '#000000',
  },
}

SCSS

$custom: #3fb579;
$custom-light: #81cca0;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb579",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 121
  },
  "hsl": {
    "h": 149.492,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.69173,
    "c": 0.13812,
    "h": 157.3
  },
  "luminance": 0.35485
}

Semantic roles & 50–950 ramp

primary

#3FB579

secondary

#C58AA8

accent

#5095D8

background

#F8FCF9

surface

#F0F9F2

border

#CBD2CC

text

#0B130E

muted

#7C827E

Preview Lab

Preview with #3FB579

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

Preview Lab → · Contrast checker → · Palette generator →