#3FC03B#3FC03B

#3FC03B is a light, highly saturated green. Relative luminance 0.391; OKLCH L 71.1% C 0.205 H 142.6°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#3FC03B
RGB	rgb(63, 192, 59)
HSL	hsl(118, 53%, 49%)
HSV	hsv(118, 69%, 75%)
CMYK	cmyk(67.2%, 0%, 69.3%, 24.7%)
CIE-LAB	lab(68.80, -59.99, 54.39)
CIE-LCH	lch(68.80, 80.98, 137.80°)
OKLab	oklab(71.12% -0.1631 0.1245)
OKLCH	oklch(71.12% 0.205 142.6)
XYZ	xyz(21.6877, 39.0695, 10.5351)
Luminance	0.3907 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC03B #BC3BC0

analogous

#82C03B #3FC03B #3BC079

triadic

#3FC03B #3B3FC0 #C03B3F

tetradic

#3FC03B #3B82C0 #BC3BC0 #C0793B

square

#3FC03B #3B82C0 #BC3BC0 #C0793B

split-complementary

#3FC03B #793BC0 #C03B82

monochromatic

#20621E #30912D #3FC03B #6BD168 #99DF97

Accessibility & contrast

On white

2.38

#3FC03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#3FC03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC03B

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC03B	#FFFFFF	#000000	##000000
##3FC03B	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4AE27

Deuteranopia (green-blind)

#B5A448

Tritanopia (blue-blind)

#20BAA5

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #3fc03b;
/* rgb */ color: rgb(63, 192, 59);
/* oklch */ color: oklch(71.1% 0.205 142.6);

Tailwind

colors: {
  custom: {
    50: '#85d478',
    500: '#3fc03b',
    950: '#000000',
  },
}

SCSS

$custom: #3fc03b;
$custom-light: #85d478;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc03b",
  "rgb": {
    "r": 63,
    "g": 192,
    "b": 59
  },
  "hsl": {
    "h": 118.195,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.71124,
    "c": 0.20516,
    "h": 142.6
  },
  "luminance": 0.39072
}

Semantic roles & 50–950 ramp

primary

#3FC03B

secondary

#C98CCA

accent

#4BDCD8

background

#F8FDF7

surface

#F0FAEE

border

#CBD3C9

text

#0C1409

muted

#7D837B

Preview Lab

Preview with #3FC03B

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

Preview Lab → · Contrast checker → · Palette generator →