#3FB54E#3FB54E

#3FB54E is a light, vivid green. Relative luminance 0.347; OKLCH L 68.4% C 0.178 H 145.4°. Best body text is #000000 at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#3FB54E
RGB	rgb(63, 181, 78)
HSL	hsl(128, 48%, 48%)
HSV	hsv(128, 65%, 71%)
CMYK	cmyk(65.2%, 0%, 56.9%, 29%)
CIE-LAB	lab(65.48, -54.06, 42.39)
CIE-LCH	lch(65.48, 68.70, 141.90°)
OKLab	oklab(68.43% -0.1462 0.1007)
OKLCH	oklch(68.43% 0.178 145.4)
XYZ	xyz(19.9476, 34.6525, 12.8436)
Luminance	0.3466 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB54E #B53FA6

analogous

#6BB53F #3FB54E #3FB589

triadic

#3FB54E #4E3FB5 #B54E3F

tetradic

#3FB54E #3F6BB5 #B53FA6 #B5893F

square

#3FB54E #3F6BB5 #B53FA6 #B5893F

split-complementary

#3FB54E #893FB5 #B53F6B

monochromatic

#1F5A27 #2F883A #3FB54E #67CA74 #94DA9D

Accessibility & contrast

On white

2.65

#3FB54E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.93

#3FB54E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB54E

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB54E	#FFFFFF	#000000	##000000
##3FB54E	1.00	2.65	7.93	7.93
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.93	21.00	1.00	1.00
##000000	7.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A544

Deuteranopia (green-blind)

#A99B56

Tritanopia (blue-blind)

#1EB19E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #3fb54e;
/* rgb */ color: rgb(63, 181, 78);
/* oklch */ color: oklch(68.4% 0.178 145.4);

Tailwind

colors: {
  custom: {
    50: '#82cc82',
    500: '#3fb54e',
    950: '#000000',
  },
}

SCSS

$custom: #3fb54e;
$custom-light: #82cc82;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb54e",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 78
  },
  "hsl": {
    "h": 127.627,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.68431,
    "c": 0.17753,
    "h": 145.4
  },
  "luminance": 0.34655
}

Semantic roles & 50–950 ramp

primary

#3FB54E

secondary

#C58ABE

accent

#50C7D8

background

#F8FCF8

surface

#F0F9EF

border

#CBD2CA

text

#0C130B

muted

#7D827C

Preview Lab

Preview with #3FB54E

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

Preview Lab → · Contrast checker → · Palette generator →