#37CC5B#37CC5B

#37CC5B is a light, vivid green. Relative luminance 0.448; OKLCH L 74.4% C 0.198 H 147.3°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#37CC5B
RGB	rgb(55, 204, 91)
HSL	hsl(134, 59%, 51%)
HSV	hsv(134, 73%, 80%)
CMYK	cmyk(73%, 0%, 55.4%, 20%)
CIE-LAB	lab(72.73, -61.85, 44.84)
CIE-LCH	lch(72.73, 76.39, 144.06°)
OKLab	oklab(74.43% -0.1665 0.107)
OKLCH	oklch(74.43% 0.198 147.3)
XYZ	xyz(25.0549, 44.7504, 17.2128)
Luminance	0.4475 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37CC5B #CC37A8

analogous

#5DCC37 #37CC5B #37CCA6

triadic

#37CC5B #5B37CC #CC5B37

tetradic

#37CC5B #375DCC #CC37A8 #CCA637

square

#37CC5B #375DCC #CC37A8 #CCA637

split-complementary

#37CC5B #A637CC #CC375D

monochromatic

#1C6D2F #289E45 #37CC5B #68D883 #99E5AB

Accessibility & contrast

On white

2.11

#37CC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#37CC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CC5B

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37CC5B	#FFFFFF	#000000	##000000
##37CC5B	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEBA50

Deuteranopia (green-blind)

#BDAE64

Tritanopia (blue-blind)

#00C8B3

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #37cc5b;
/* rgb */ color: rgb(55, 204, 91);
/* oklch */ color: oklch(74.4% 0.198 147.3);

Tailwind

colors: {
  custom: {
    50: '#83dd8c',
    500: '#37cc5b',
    950: '#000000',
  },
}

SCSS

$custom: #37cc5b;
$custom-light: #83dd8c;
$custom-dark: #000000;

JSON

{
  "hex": "#37cc5b",
  "rgb": {
    "r": 55,
    "g": 204,
    "b": 91
  },
  "hsl": {
    "h": 134.497,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.74425,
    "c": 0.19795,
    "h": 147.3
  },
  "luminance": 0.44753
}

Semantic roles & 50–950 ramp

primary

#37CC5B

secondary

#D08EC0

accent

#45BDE3

background

#F8FDF8

surface

#F0FBF0

border

#CBD4CB

text

#0C150C

muted

#7D837D

Preview Lab

Preview with #37CC5B

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

Preview Lab → · Contrast checker → · Palette generator →