#3FB537#3FB537

#3FB537 is a light, vivid green. Relative luminance 0.344; OKLCH L 68.2% C 0.195 H 142.2°. Best body text is #000000 at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#3FB537
RGB	rgb(63, 181, 55)
HSL	hsl(116, 53%, 46%)
HSV	hsv(116, 70%, 71%)
CMYK	cmyk(65.2%, 0%, 69.6%, 29%)
CIE-LAB	lab(65.26, -56.57, 52.24)
CIE-LCH	lch(65.26, 77.00, 137.28°)
OKLab	oklab(68.18% -0.154 0.1195)
OKLCH	oklch(68.18% 0.195 142.2)
XYZ	xyz(19.2623, 34.3784, 9.2343)
Luminance	0.3438 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB537 #AD37B5

analogous

#7EB537 #3FB537 #37B56E

triadic

#3FB537 #373FB5 #B5373F

tetradic

#3FB537 #377EB5 #AD37B5 #B56E37

square

#3FB537 #377EB5 #AD37B5 #B56E37

split-complementary

#3FB537 #6E37B5 #B5377E

monochromatic

#1E571A #2F8629 #3FB537 #63CD5C #90DC8B

Accessibility & contrast

On white

2.67

#3FB537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.88

#3FB537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB537

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB537	#FFFFFF	#000000	##000000
##3FB537	1.00	2.67	7.88	7.88
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.88	21.00	1.00	1.00
##000000	7.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A424

Deuteranopia (green-blind)

#AB9B43

Tritanopia (blue-blind)

#27B09C

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #3fb537;
/* rgb */ color: rgb(63, 181, 55);
/* oklch */ color: oklch(68.2% 0.195 142.2);

Tailwind

colors: {
  custom: {
    50: '#83cc75',
    500: '#3fb537',
    950: '#000000',
  },
}

SCSS

$custom: #3fb537;
$custom-light: #83cc75;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb537",
  "rgb": {
    "r": 63,
    "g": 181,
    "b": 55
  },
  "hsl": {
    "h": 116.19,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.68183,
    "c": 0.19494,
    "h": 142.2
  },
  "luminance": 0.3438
}

Semantic roles & 50–950 ramp

primary

#3FB537

secondary

#C282C6

accent

#4BDDD4

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB537

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

Preview Lab → · Contrast checker → · Palette generator →