#31B449#31B449

#31B449 is a light, vivid green. Relative luminance 0.338; OKLCH L 67.7% C 0.185 H 146.0°. Best body text is #000000 at 7.76:1 contrast (WCAG AA passes).

Color values

HEX#31B449
RGBrgb(49, 180, 73)
HSLhsl(131, 57%, 45%)
HSVhsv(131, 73%, 71%)
CMYKcmyk(72.8%, 0%, 59.4%, 29.4%)
CIE-LABlab(64.78, -56.94, 43.84)
CIE-LCHlch(64.78, 71.86, 142.40°)
OKLaboklab(67.75% -0.1535 0.1035)
OKLCHoklch(67.75% 0.185 146)
XYZxyz(18.7891, 33.7744, 11.8309)
Luminance0.3378 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B449 #B4319C
analogous
#5BB431 #31B449 #31B48A
triadic
#31B449 #4931B4 #B44931
tetradic
#31B449 #315BB4 #B4319C #B48A31
square
#31B449 #315BB4 #B4319C #B48A31
split-complementary
#31B449 #8A31B4 #B4315B
monochromatic
#175422 #248435 #31B449 #52D069 #82DD93

Accessibility & contrast

On white

2.71
#31B449 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.76
#31B449 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B449
7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B449#FFFFFF#000000##000000
##31B4491.002.717.767.76
#FFFFFF2.711.0021.0021.00
#0000007.7621.001.001.00
##0000007.7621.001.001.00

Color blindness preview

Protanopia (red-blind)
#B7A43E
Deuteranopia (green-blind)
#A79952
Tritanopia (blue-blind)
#00B09D
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #31b449;
/* rgb */ color: rgb(49, 180, 73);
/* oklch */ color: oklch(67.7% 0.185 146.0);
Tailwind
colors: {
  custom: {
    50: '#7ccc7f',
    500: '#31b449',
    950: '#000000',
  },
}
SCSS
$custom: #31b449;
$custom-light: #7ccc7f;
$custom-dark: #000000;
JSON
{
  "hex": "#31b449",
  "rgb": {
    "r": 49,
    "g": 180,
    "b": 73
  },
  "hsl": {
    "h": 130.992,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.67747,
    "c": 0.18519,
    "h": 146
  },
  "luminance": 0.33777
}

Semantic roles & 50–950 ramp

primary
#31B449
secondary
#C67BB8
accent
#47C4E0
background
#F8FCF7
surface
#EFF9EE
border
#CAD2C9
text
#0B130A
muted
#7C827C

Preview Lab

Preview with #31B449

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

Preview Lab → · Contrast checker → · Palette generator →

#31B449 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva