#3FB23A#3FB23A

#3FB23A is a light, vivid green. Relative luminance 0.332; OKLCH L 67.4% C 0.189 H 142.5°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#3FB23A
RGB	rgb(63, 178, 58)
HSL	hsl(118, 51%, 46%)
HSV	hsv(118, 67%, 70%)
CMYK	cmyk(64.6%, 0%, 67.4%, 30.2%)
CIE-LAB	lab(64.32, -55.24, 50.02)
CIE-LCH	lch(64.32, 74.53, 137.84°)
OKLab	oklab(67.41% -0.1503 0.1152)
OKLCH	oklch(67.41% 0.189 142.5)
XYZ	xyz(18.7330, 33.2012, 9.4234)
Luminance	0.3320 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB23A #AD3AB2

analogous

#7BB23A #3FB23A #3AB271

triadic

#3FB23A #3A3FB2 #B23A3F

tetradic

#3FB23A #3A7BB2 #AD3AB2 #B2713A

square

#3FB23A #3A7BB2 #AD3AB2 #B2713A

split-complementary

#3FB23A #713AB2 #B23A7B

monochromatic

#1E561C #2F842B #3FB23A #63CB5F #90DA8D

Accessibility & contrast

On white

2.75

#3FB23A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#3FB23A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB23A

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB23A	#FFFFFF	#000000	##000000
##3FB23A	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A22A

Deuteranopia (green-blind)

#A89845

Tritanopia (blue-blind)

#27AD9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #3fb23a;
/* rgb */ color: rgb(63, 178, 58);
/* oklch */ color: oklch(67.4% 0.189 142.5);

Tailwind

colors: {
  custom: {
    50: '#82ca76',
    500: '#3fb23a',
    950: '#000000',
  },
}

SCSS

$custom: #3fb23a;
$custom-light: #82ca76;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb23a",
  "rgb": {
    "r": 63,
    "g": 178,
    "b": 58
  },
  "hsl": {
    "h": 117.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.67414,
    "c": 0.18934,
    "h": 142.5
  },
  "luminance": 0.33203
}

Semantic roles & 50–950 ramp

primary

#3FB23A

secondary

#C283C4

accent

#4DDAD4

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB23A

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

Preview Lab → · Contrast checker → · Palette generator →