#37DD4B#37DD4B

#37DD4B is a light, highly saturated green. Relative luminance 0.530; OKLCH L 78.7% C 0.230 H 144.5°. Best body text is #000000 at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#37DD4B
RGB	rgb(55, 221, 75)
HSL	hsl(127, 71%, 54%)
HSV	hsv(127, 75%, 87%)
CMYK	cmyk(75.1%, 0%, 66.1%, 13.3%)
CIE-LAB	lab(77.89, -69.27, 57.73)
CIE-LCH	lch(77.89, 90.17, 140.19°)
OKLab	oklab(78.66% -0.1871 0.1333)
OKLCH	oklch(78.66% 0.23 144.5)
XYZ	xyz(28.7000, 53.0298, 15.3785)
Luminance	0.5303 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37DD4B #DD37C9

analogous

#76DD37 #37DD4B #37DD9E

triadic

#37DD4B #4B37DD #DD4B37

tetradic

#37DD4B #3776DD #DD37C9 #DD9E37

square

#37DD4B #3776DD #DD37C9 #DD9E37

split-complementary

#37DD4B #9E37DD #DD3776

monochromatic

#168323 #1FB832 #37DD4B #6BE67A #A0EFA9

Accessibility & contrast

On white

1.81

#37DD4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.61

#37DD4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37DD4B

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37DD4B	#FFFFFF	#000000	##000000
##37DD4B	1.00	1.81	11.61	11.61
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.61	21.00	1.00	1.00
##000000	11.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C838

Deuteranopia (green-blind)

#CEBC59

Tritanopia (blue-blind)

#00D7BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #37dd4b;
/* rgb */ color: rgb(55, 221, 75);
/* oklch */ color: oklch(78.7% 0.230 144.5);

Tailwind

colors: {
  custom: {
    50: '#88e984',
    500: '#37dd4b',
    950: '#000000',
  },
}

SCSS

$custom: #37dd4b;
$custom-light: #88e984;
$custom-dark: #000000;

JSON

{
  "hex": "#37dd4b",
  "rgb": {
    "r": 55,
    "g": 221,
    "b": 75
  },
  "hsl": {
    "h": 127.229,
    "s": 70.94,
    "l": 54.118
  },
  "oklch": {
    "l": 0.78658,
    "c": 0.22979,
    "h": 144.5
  },
  "luminance": 0.53033
}

Semantic roles & 50–950 ramp

primary

#37DD4B

secondary

#8A2E7F

accent

#3AD8EE

background

#FCFEFB

surface

#F4FDF2

border

#CED5CC

text

#0D160B

muted

#7F847E

Preview Lab

Preview with #37DD4B

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

Preview Lab → · Contrast checker → · Palette generator →