#31B569#31B569

#31B569 is a light, vivid green. Relative luminance 0.347; OKLCH L 68.5% C 0.158 H 153.1°. Best body text is #000000 at 7.94:1 contrast (WCAG AA passes).

Color values

HEX#31B569
RGBrgb(49, 181, 105)
HSLhsl(145, 57%, 45%)
HSVhsv(145, 73%, 71%)
CMYKcmyk(72.9%, 0%, 42%, 29%)
CIE-LABlab(65.53, -52.35, 28.82)
CIE-LCHlch(65.53, 59.76, 151.17°)
OKLaboklab(68.5% -0.1411 0.0714)
OKLCHoklch(68.5% 0.158 153.1)
XYZxyz(20.3385, 34.7183, 18.9913)
Luminance0.3472 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B569 #B5317D
analogous
#3BB531 #31B569 #31B5AB
triadic
#31B569 #6931B5 #B56931
tetradic
#31B569 #313BB5 #B5317D #B5AB31
square
#31B569 #313BB5 #B5317D #B5AB31
split-complementary
#31B569 #AB31B5 #B5313B
monochromatic
#175531 #24854D #31B569 #53D088 #83DDA9

Accessibility & contrast

On white

2.64
#31B569 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.94
#31B569 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B569
7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B569#FFFFFF#000000##000000
##31B5691.002.647.947.94
#FFFFFF2.641.0021.0021.00
#0000007.9421.001.001.00
##0000007.9421.001.001.00

Color blindness preview

Protanopia (red-blind)
#B5A664
Deuteranopia (green-blind)
#A59B6E
Tritanopia (blue-blind)
#00B3A2
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #31b569;
/* rgb */ color: rgb(49, 181, 105);
/* oklch */ color: oklch(68.5% 0.158 153.1);
Tailwind
colors: {
  custom: {
    50: '#7ccc94',
    500: '#31b569',
    950: '#000000',
  },
}
SCSS
$custom: #31b569;
$custom-light: #7ccc94;
$custom-dark: #000000;
JSON
{
  "hex": "#31b569",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 105
  },
  "hsl": {
    "h": 145.455,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.68502,
    "c": 0.15811,
    "h": 153.1
  },
  "luminance": 0.34721
}

Semantic roles & 50–950 ramp

primary
#31B569
secondary
#C77BA7
accent
#47A0E1
background
#F8FCF9
surface
#EFF9F1
border
#CAD2CB
text
#0B130D
muted
#7C827E

Preview Lab

Preview with #31B569

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

Preview Lab → · Contrast checker → · Palette generator →

#31B569 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva