#37CA31#37CA31

#37CA31 is a light, highly saturated green. Relative luminance 0.433; OKLCH L 73.5% C 0.225 H 142.4°. Best body text is #000000 at 9.65:1 contrast (WCAG AA passes).

Color values

HEX#37CA31
RGBrgb(55, 202, 49)
HSLhsl(118, 61%, 49%)
HSVhsv(118, 76%, 79%)
CMYKcmyk(72.8%, 0%, 75.7%, 20.8%)
CIE-LABlab(71.74, -65.49, 60.94)
CIE-LCHlch(71.74, 89.46, 137.06°)
OKLaboklab(73.49% -0.1781 0.1369)
OKLCHoklch(73.49% 0.225 142.4)
XYZxyz(23.2491, 43.2724, 10.0323)
Luminance0.4328 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37CA31 #C431CA
analogous
#84CA31 #37CA31 #31CA78
triadic
#37CA31 #3137CA #CA3137
tetradic
#37CA31 #3184CA #C431CA #CA7831
square
#37CA31 #3184CA #C431CA #CA7831
split-complementary
#37CA31 #7831CA #CA3184
monochromatic
#1C6719 #2A9925 #37CA31 #65D860 #94E491

Accessibility & contrast

On white

2.18
#37CA31 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.65
#37CA31 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CA31
9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37CA31#FFFFFF#000000##000000
##37CA311.002.189.659.65
#FFFFFF2.181.0021.0021.00
#0000009.6521.001.001.00
##0000009.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#CFB70C
Deuteranopia (green-blind)
#BEAB42
Tritanopia (blue-blind)
#00C4AD
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #37ca31;
/* rgb */ color: rgb(55, 202, 49);
/* oklch */ color: oklch(73.5% 0.225 142.4);
Tailwind
colors: {
  custom: {
    50: '#85db74',
    500: '#37ca31',
    950: '#000000',
  },
}
SCSS
$custom: #37ca31;
$custom-light: #85db74;
$custom-dark: #000000;
JSON
{
  "hex": "#37ca31",
  "rgb": {
    "r": 55,
    "g": 202,
    "b": 49
  },
  "hsl": {
    "h": 117.647,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.73491,
    "c": 0.22462,
    "h": 142.4
  },
  "luminance": 0.43275
}

Semantic roles & 50–950 ramp

primary
#37CA31
secondary
#CC88CF
accent
#44E4DE
background
#F9FDF7
surface
#F1FBED
border
#CBD4C8
text
#0D1509
muted
#7E837B

Preview Lab

Preview with #37CA31

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

Preview Lab → · Contrast checker → · Palette generator →

#37CA31 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva