#3FCA51#3FCA51

#3FCA51 is a light, highly saturated green. Relative luminance 0.439; OKLCH L 74.0% C 0.201 H 145.2°. Best body text is #000000 at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#3FCA51
RGB	rgb(63, 202, 81)
HSL	hsl(128, 57%, 52%)
HSV	hsv(128, 69%, 79%)
CMYK	cmyk(68.8%, 0%, 59.9%, 20.8%)
CIE-LAB	lab(72.15, -61.10, 48.80)
CIE-LCH	lch(72.15, 78.20, 141.39°)
OKLab	oklab(73.96% -0.1651 0.1149)
OKLCH	oklch(73.96% 0.201 145.2)
XYZ	xyz(24.6540, 43.8892, 14.9552)
Luminance	0.4389 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCA51 #CA3FB8

analogous

#73CA3F #3FCA51 #3FCA97

triadic

#3FCA51 #513FCA #CA513F

tetradic

#3FCA51 #3F73CA #CA3FB8 #CA973F

square

#3FCA51 #3F73CA #CA3FB8 #CA973F

split-complementary

#3FCA51 #973FCA #CA3F73

monochromatic

#1F7029 #2CA03B #3FCA51 #6FD77C #9FE4A8

Accessibility & contrast

On white

2.15

#3FCA51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.78

#3FCA51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCA51

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCA51	#FFFFFF	#000000	##000000
##3FCA51	1.00	2.15	9.78	9.78
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.78	21.00	1.00	1.00
##000000	9.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB844

Deuteranopia (green-blind)

#BDAC5B

Tritanopia (blue-blind)

#08C5B0

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #3fca51;
/* rgb */ color: rgb(63, 202, 81);
/* oklch */ color: oklch(74.0% 0.201 145.2);

Tailwind

colors: {
  custom: {
    50: '#86db86',
    500: '#3fca51',
    950: '#000000',
  },
}

SCSS

$custom: #3fca51;
$custom-light: #86db86;
$custom-dark: #000000;

JSON

{
  "hex": "#3fca51",
  "rgb": {
    "r": 63,
    "g": 202,
    "b": 81
  },
  "hsl": {
    "h": 127.77,
    "s": 56.735,
    "l": 51.961
  },
  "oklch": {
    "l": 0.73963,
    "c": 0.20113,
    "h": 145.2
  },
  "luminance": 0.43892
}

Semantic roles & 50–950 ramp

primary

#3FCA51

secondary

#D194C9

accent

#48CCE0

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0D150B

muted

#7D837C

Preview Lab

Preview with #3FCA51

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

Preview Lab → · Contrast checker → · Palette generator →