#37B531#37B531

#37B531 is a light, highly saturated green. Relative luminance 0.341; OKLCH L 67.9% C 0.201 H 142.4°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#37B531
RGB	rgb(55, 181, 49)
HSL	hsl(117, 57%, 45%)
HSV	hsv(117, 73%, 71%)
CMYK	cmyk(69.6%, 0%, 72.9%, 29%)
CIE-LAB	lab(65.03, -58.69, 54.22)
CIE-LCH	lch(65.03, 79.90, 137.26°)
OKLab	oklab(67.92% -0.1596 0.1229)
OKLCH	oklch(67.92% 0.201 142.4)
XYZ	xyz(18.6527, 34.0797, 8.5002)
Luminance	0.3408 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37B531 #AF31B5

analogous

#79B531 #37B531 #31B56D

triadic

#37B531 #3137B5 #B53137

tetradic

#37B531 #3179B5 #AF31B5 #B56D31

square

#37B531 #3179B5 #AF31B5 #B56D31

split-complementary

#37B531 #6D31B5 #B53179

monochromatic

#1A5517 #288524 #37B531 #59D053 #87DD83

Accessibility & contrast

On white

2.69

#37B531 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#37B531 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37B531

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37B531	#FFFFFF	#000000	##000000
##37B531	1.00	2.69	7.82	7.82
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A419

Deuteranopia (green-blind)

#AB9A3F

Tritanopia (blue-blind)

#14B09B

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #37b531;
/* rgb */ color: rgb(55, 181, 49);
/* oklch */ color: oklch(67.9% 0.201 142.4);

Tailwind

colors: {
  custom: {
    50: '#80cc71',
    500: '#37b531',
    950: '#000000',
  },
}

SCSS

$custom: #37b531;
$custom-light: #80cc71;
$custom-dark: #000000;

JSON

{
  "hex": "#37b531",
  "rgb": {
    "r": 55,
    "g": 181,
    "b": 49
  },
  "hsl": {
    "h": 117.273,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.67919,
    "c": 0.20147,
    "h": 142.4
  },
  "luminance": 0.34082
}

Semantic roles & 50–950 ramp

primary

#37B531

secondary

#C37BC7

accent

#47E1DA

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1308

muted

#7D827B

Preview Lab

Preview with #37B531

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

Preview Lab → · Contrast checker → · Palette generator →