#31B16B#31B16B

#31B16B is a light, vivid green. Relative luminance 0.332; OKLCH L 67.5% C 0.151 H 154.4°. Best body text is #000000 at 7.63:1 contrast (WCAG AA passes).

Color values

HEX#31B16B
RGBrgb(49, 177, 107)
HSLhsl(147, 57%, 44%)
HSVhsv(147, 72%, 69%)
CMYKcmyk(72.3%, 0%, 39.5%, 30.6%)
CIE-LABlab(64.29, -50.46, 26.13)
CIE-LCHlch(64.29, 56.83, 152.62°)
OKLaboklab(67.49% -0.1362 0.0652)
OKLCHoklch(67.49% 0.151 154.4)
XYZxyz(19.6408, 33.1565, 19.2718)
Luminance0.3316 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B16B #B13177
analogous
#37B131 #31B16B #31B1AB
triadic
#31B16B #6B31B1 #B16B31
tetradic
#31B16B #3137B1 #B13177 #B1AB31
square
#31B16B #3137B1 #B13177 #B1AB31
split-complementary
#31B16B #AB31B1 #B13137
monochromatic
#165131 #24814E #31B16B #51CF8A #80DCAA

Accessibility & contrast

On white

2.75
#31B16B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.63
#31B16B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B16B
7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B16B#FFFFFF#000000##000000
##31B16B1.002.757.637.63
#FFFFFF2.751.0021.0021.00
#0000007.6321.001.001.00
##0000007.6321.001.001.00

Color blindness preview

Protanopia (red-blind)
#B1A366
Deuteranopia (green-blind)
#A19770
Tritanopia (blue-blind)
#00AF9F
Achromatopsia (no color)
#9C9C9C

Design tokens & code

CSS
--color: #31b16b;
/* rgb */ color: rgb(49, 177, 107);
/* oklch */ color: oklch(67.5% 0.151 154.4);
Tailwind
colors: {
  custom: {
    50: '#7bc996',
    500: '#31b16b',
    950: '#000000',
  },
}
SCSS
$custom: #31b16b;
$custom-light: #7bc996;
$custom-dark: #000000;
JSON
{
  "hex": "#31b16b",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 107
  },
  "hsl": {
    "h": 147.188,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.67489,
    "c": 0.15095,
    "h": 154.4
  },
  "luminance": 0.33159
}

Semantic roles & 50–950 ramp

primary
#31B16B
secondary
#C579A2
accent
#489BE0
background
#F8FCF9
surface
#EFF8F2
border
#CAD1CC
text
#0B130D
muted
#7C827E

Preview Lab

Preview with #31B16B

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

Preview Lab → · Contrast checker → · Palette generator →

#31B16B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva