#3FB23E#3FB23E

#3FB23E is a light, vivid green. Relative luminance 0.332; OKLCH L 67.5% C 0.186 H 143.0°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#3FB23E
RGB	rgb(63, 178, 62)
HSL	hsl(119, 48%, 47%)
HSV	hsv(119, 65%, 70%)
CMYK	cmyk(64.6%, 0%, 65.2%, 30.2%)
CIE-LAB	lab(64.36, -54.84, 48.37)
CIE-LCH	lch(64.36, 73.13, 138.59°)
OKLab	oklab(67.45% -0.149 0.1121)
OKLCH	oklch(67.45% 0.186 143)
XYZ	xyz(18.8387, 33.2435, 9.9803)
Luminance	0.3325 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB23E #B13EB2

analogous

#79B23E #3FB23E #3EB277

triadic

#3FB23E #3E3FB2 #B23E3F

tetradic

#3FB23E #3E79B2 #B13EB2 #B2773E

square

#3FB23E #3E79B2 #B13EB2 #B2773E

split-complementary

#3FB23E #773EB2 #B23E79

monochromatic

#1F571E #2F852E #3FB23E #65C964 #92D992

Accessibility & contrast

On white

2.75

#3FB23E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#3FB23E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB23E

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB23E	#FFFFFF	#000000	##000000
##3FB23E	1.00	2.75	7.65	7.65
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A230

Deuteranopia (green-blind)

#A89848

Tritanopia (blue-blind)

#26AD9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #3fb23e;
/* rgb */ color: rgb(63, 178, 62);
/* oklch */ color: oklch(67.5% 0.186 143.0);

Tailwind

colors: {
  custom: {
    50: '#82ca78',
    500: '#3fb23e',
    950: '#000000',
  },
}

SCSS

$custom: #3fb23e;
$custom-light: #82ca78;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb23e",
  "rgb": {
    "r": 63,
    "g": 178,
    "b": 62
  },
  "hsl": {
    "h": 119.483,
    "s": 48.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.67453,
    "c": 0.18647,
    "h": 143
  },
  "luminance": 0.33245
}

Semantic roles & 50–950 ramp

primary

#3FB23E

secondary

#C488C4

accent

#50D8D7

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB23E

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

Preview Lab → · Contrast checker → · Palette generator →