#31B43A#31B43A

#31B43A is a light, vivid green. Relative luminance 0.336; OKLCH L 67.6% C 0.196 H 143.9°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#31B43A
RGB	rgb(49, 180, 58)
HSL	hsl(124, 57%, 45%)
HSV	hsv(124, 73%, 71%)
CMYK	cmyk(72.8%, 0%, 67.8%, 29.4%)
CIE-LAB	lab(64.64, -58.62, 50.27)
CIE-LCH	lch(64.64, 77.22, 139.38°)
OKLab	oklab(67.59% -0.1587 0.1158)
OKLCH	oklch(67.59% 0.196 143.9)
XYZ	xyz(18.3504, 33.5989, 9.5203)
Luminance	0.3360 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B43A #B431AB

analogous

#6AB431 #31B43A #31B47B

triadic

#31B43A #3A31B4 #B43A31

tetradic

#31B43A #316AB4 #B431AB #B47B31

square

#31B43A #316AB4 #B431AB #B47B31

split-complementary

#31B43A #7B31B4 #B4316A

monochromatic

#17541B #24842A #31B43A #52D05B #82DD89

Accessibility & contrast

On white

2.72

#31B43A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.72

#31B43A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B43A

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B43A	#FFFFFF	#000000	##000000
##31B43A	1.00	2.72	7.72	7.72
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.72	21.00	1.00	1.00
##000000	7.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A329

Deuteranopia (green-blind)

#A99945

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b43a;
/* rgb */ color: rgb(49, 180, 58);
/* oklch */ color: oklch(67.6% 0.196 143.9);

Tailwind

colors: {
  custom: {
    50: '#7dcc76',
    500: '#31b43a',
    950: '#000000',
  },
}

SCSS

$custom: #31b43a;
$custom-light: #7dcc76;
$custom-dark: #000000;

JSON

{
  "hex": "#31b43a",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 58
  },
  "hsl": {
    "h": 124.122,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67586,
    "c": 0.19644,
    "h": 143.9
  },
  "luminance": 0.33601
}

Semantic roles & 50–950 ramp

primary

#31B43A

secondary

#C67BC1

accent

#47D6E0

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B43A

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

Preview Lab → · Contrast checker → · Palette generator →