#37BF57#37BF57

#37BF57 is a light, vivid green. Relative luminance 0.388; OKLCH L 71.0% C 0.185 H 147.3°. Best body text is #000000 at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#37BF57
RGB	rgb(55, 191, 87)
HSL	hsl(134, 55%, 48%)
HSV	hsv(134, 71%, 75%)
CMYK	cmyk(71.2%, 0%, 54.5%, 25.1%)
CIE-LAB	lab(68.58, -57.91, 41.75)
CIE-LCH	lch(68.58, 71.39, 144.21°)
OKLab	oklab(70.97% -0.156 0.1)
OKLCH	oklch(70.97% 0.185 147.3)
XYZ	xyz(21.9250, 38.7595, 15.3408)
Luminance	0.3876 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37BF57 #BF379F

analogous

#5BBF37 #37BF57 #37BF9B

triadic

#37BF57 #5737BF #BF5737

tetradic

#37BF57 #375BBF #BF379F #BF9B37

square

#37BF57 #375BBF #BF379F #BF9B37

split-complementary

#37BF57 #9B37BF #BF375B

monochromatic

#1C602C #298F41 #37BF57 #62D27C #91DFA3

Accessibility & contrast

On white

2.40

#37BF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.75

#37BF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37BF57

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37BF57	#FFFFFF	#000000	##000000
##37BF57	1.00	2.40	8.75	8.75
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.75	21.00	1.00	1.00
##000000	8.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1AE4D

Deuteranopia (green-blind)

#B1A35F

Tritanopia (blue-blind)

#00BBA8

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #37bf57;
/* rgb */ color: rgb(55, 191, 87);
/* oklch */ color: oklch(71.0% 0.185 147.3);

Tailwind

colors: {
  custom: {
    50: '#80d389',
    500: '#37bf57',
    950: '#000000',
  },
}

SCSS

$custom: #37bf57;
$custom-light: #80d389;
$custom-dark: #000000;

JSON

{
  "hex": "#37bf57",
  "rgb": {
    "r": 55,
    "g": 191,
    "b": 87
  },
  "hsl": {
    "h": 134.118,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.70974,
    "c": 0.18528,
    "h": 147.3
  },
  "luminance": 0.38762
}

Semantic roles & 50–950 ramp

primary

#37BF57

secondary

#CA88BB

accent

#49BBDF

background

#F8FDF8

surface

#F0FAF0

border

#CBD3CB

text

#0C140C

muted

#7D837D

Preview Lab

Preview with #37BF57

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

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