#3FB431#3FB431

#3FB431 is a light, vivid green. Relative luminance 0.339; OKLCH L 67.9% C 0.198 H 141.6°. Best body text is #000000 at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#3FB431
RGB	rgb(63, 180, 49)
HSL	hsl(114, 57%, 45%)
HSV	hsv(114, 73%, 71%)
CMYK	cmyk(65%, 0%, 72.8%, 29.4%)
CIE-LAB	lab(64.90, -56.73, 54.15)
CIE-LCH	lch(64.90, 78.43, 136.33°)
OKLab	oklab(67.87% -0.1548 0.1227)
OKLCH	oklch(67.87% 0.198 141.6)
XYZ	xyz(18.9245, 33.9191, 8.4549)
Luminance	0.3392 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB431 #A631B4

analogous

#80B431 #3FB431 #31B465

triadic

#3FB431 #313FB4 #B4313F

tetradic

#3FB431 #3180B4 #A631B4 #B46531

square

#3FB431 #3180B4 #A631B4 #B46531

split-complementary

#3FB431 #6531B4 #B43180

monochromatic

#1D5417 #2E8424 #3FB431 #60D052 #8CDD82

Accessibility & contrast

On white

2.70

#3FB431 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.78

#3FB431 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB431

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB431	#FFFFFF	#000000	##000000
##3FB431	1.00	2.70	7.78	7.78
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.78	21.00	1.00	1.00
##000000	7.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A31A

Deuteranopia (green-blind)

#AA9A3E

Tritanopia (blue-blind)

#29AE9A

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fb431;
/* rgb */ color: rgb(63, 180, 49);
/* oklch */ color: oklch(67.9% 0.198 141.6);

Tailwind

colors: {
  custom: {
    50: '#83cb71',
    500: '#3fb431',
    950: '#000000',
  },
}

SCSS

$custom: #3fb431;
$custom-light: #83cb71;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb431",
  "rgb": {
    "r": 63,
    "g": 180,
    "b": 49
  },
  "hsl": {
    "h": 113.588,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67868,
    "c": 0.19754,
    "h": 141.6
  },
  "luminance": 0.33921
}

Semantic roles & 50–950 ramp

primary

#3FB431

secondary

#BE7BC6

accent

#47E0D0

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #3FB431

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

Preview Lab → · Contrast checker → · Palette generator →