#31CA3B#31CA3B

#31CA3B is a light, highly saturated green. Relative luminance 0.432; OKLCH L 73.4% C 0.221 H 143.7°. Best body text is #000000 at 9.64:1 contrast (WCAG AA passes).

Color values

HEX#31CA3B
RGBrgb(49, 202, 59)
HSLhsl(124, 61%, 49%)
HSVhsv(124, 76%, 79%)
CMYKcmyk(75.7%, 0%, 70.8%, 20.8%)
CIE-LABlab(71.70, -65.63, 57.34)
CIE-LCHlch(71.70, 87.15, 138.86°)
OKLaboklab(73.44% -0.1777 0.1307)
OKLCHoklch(73.44% 0.221 143.7)
XYZxyz(23.1751, 43.2071, 11.2552)
Luminance0.4321 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31CA3B #CA31C0
analogous
#73CA31 #31CA3B #31CA88
triadic
#31CA3B #3B31CA #CA3B31
tetradic
#31CA3B #3173CA #CA31C0 #CA8831
square
#31CA3B #3173CA #CA31C0 #CA8831
split-complementary
#31CA3B #8831CA #CA3173
monochromatic
#19671E #25992D #31CA3B #60D868 #91E497

Accessibility & contrast

On white

2.18
#31CA3B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.64
#31CA3B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31CA3B
9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31CA3B#FFFFFF#000000##000000
##31CA3B1.002.189.649.64
#FFFFFF2.181.0021.0021.00
#0000009.6421.001.001.00
##0000009.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#CEB724
Deuteranopia (green-blind)
#BDAB49
Tritanopia (blue-blind)
#00C4AE
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #31ca3b;
/* rgb */ color: rgb(49, 202, 59);
/* oklch */ color: oklch(73.4% 0.221 143.7);
Tailwind
colors: {
  custom: {
    50: '#82db79',
    500: '#31ca3b',
    950: '#000000',
  },
}
SCSS
$custom: #31ca3b;
$custom-light: #82db79;
$custom-dark: #000000;
JSON
{
  "hex": "#31ca3b",
  "rgb": {
    "r": 49,
    "g": 202,
    "b": 59
  },
  "hsl": {
    "h": 123.922,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.73444,
    "c": 0.2206,
    "h": 143.7
  },
  "luminance": 0.4321
}

Semantic roles & 50–950 ramp

primary
#31CA3B
secondary
#CF88CA
accent
#44DAE4
background
#F8FDF7
surface
#F0FBEE
border
#CBD4C9
text
#0C150A
muted
#7D837C

Preview Lab

Preview with #31CA3B

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

Preview Lab → · Contrast checker → · Palette generator →

#31CA3B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva