#3FC551#3FC551

#3FC551 is a light, vivid green. Relative luminance 0.416; OKLCH L 72.7% C 0.195 H 145.3°. Best body text is #000000 at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#3FC551
RGB	rgb(63, 197, 81)
HSL	hsl(128, 54%, 51%)
HSV	hsv(128, 68%, 77%)
CMYK	cmyk(68%, 0%, 58.9%, 22.7%)
CIE-LAB	lab(70.58, -59.38, 46.98)
CIE-LCH	lch(70.58, 75.71, 141.65°)
OKLab	oklab(72.66% -0.1604 0.1109)
OKLCH	oklch(72.66% 0.195 145.3)
XYZ	xyz(23.4998, 41.5808, 14.5704)
Luminance	0.4158 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC551 #C53FB3

analogous

#70C53F #3FC551 #3FC594

triadic

#3FC551 #513FC5 #C5513F

tetradic

#3FC551 #3F70C5 #C53FB3 #C5943F

square

#3FC551 #3F70C5 #C53FB3 #C5943F

split-complementary

#3FC551 #943FC5 #C53F70

monochromatic

#206A2A #2E993C #3FC551 #6ED37C #9DE1A6

Accessibility & contrast

On white

2.25

#3FC551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.32

#3FC551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC551

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC551	#FFFFFF	#000000	##000000
##3FC551	1.00	2.25	9.32	9.32
#FFFFFF	2.25	1.00	21.00	21.00
#000000	9.32	21.00	1.00	1.00
##000000	9.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B345

Deuteranopia (green-blind)

#B8A85A

Tritanopia (blue-blind)

#0FC0AC

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #3fc551;
/* rgb */ color: rgb(63, 197, 81);
/* oklch */ color: oklch(72.7% 0.195 145.3);

Tailwind

colors: {
  custom: {
    50: '#85d885',
    500: '#3fc551',
    950: '#000000',
  },
}

SCSS

$custom: #3fc551;
$custom-light: #85d885;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc551",
  "rgb": {
    "r": 63,
    "g": 197,
    "b": 81
  },
  "hsl": {
    "h": 128.06,
    "s": 53.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.7266,
    "c": 0.19506,
    "h": 145.3
  },
  "luminance": 0.41583
}

Semantic roles & 50–950 ramp

primary

#3FC551

secondary

#CE92C6

accent

#4BC9DD

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C150B

muted

#7D837C

Preview Lab

Preview with #3FC551

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

Preview Lab → · Contrast checker → · Palette generator →