#37AD31#37AD31

#37AD31 is a light, vivid green. Relative luminance 0.309; OKLCH L 65.8% C 0.192 H 142.4°. Best body text is #000000 at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#37AD31
RGB	rgb(55, 173, 49)
HSL	hsl(117, 56%, 44%)
HSV	hsv(117, 72%, 68%)
CMYK	cmyk(68.2%, 0%, 71.7%, 32.2%)
CIE-LAB	lab(62.44, -55.99, 51.57)
CIE-LCH	lch(62.44, 76.12, 137.35°)
OKLab	oklab(65.77% -0.1523 0.1174)
OKLCH	oklch(65.77% 0.192 142.4)
XYZ	xyz(17.0725, 30.9193, 7.9734)
Luminance	0.3092 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AD31 #A731AD

analogous

#75AD31 #37AD31 #31AD69

triadic

#37AD31 #3137AD #AD3137

tetradic

#37AD31 #3175AD #A731AD #AD6931

square

#37AD31 #3175AD #A731AD #AD6931

split-complementary

#37AD31 #6931AD #AD3175

monochromatic

#194E16 #287D23 #37AD31 #54CD4E #82DA7E

Accessibility & contrast

On white

2.92

#37AD31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.18

#37AD31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AD31

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AD31	#FFFFFF	#000000	##000000
##37AD31	1.00	2.92	7.18	7.18
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.18	21.00	1.00	1.00
##000000	7.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19D1D

Deuteranopia (green-blind)

#A3933D

Tritanopia (blue-blind)

#1AA895

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #37ad31;
/* rgb */ color: rgb(55, 173, 49);
/* oklch */ color: oklch(65.8% 0.192 142.4);

Tailwind

colors: {
  custom: {
    50: '#7ec670',
    500: '#37ad31',
    950: '#000000',
  },
}

SCSS

$custom: #37ad31;
$custom-light: #7ec670;
$custom-dark: #000000;

JSON

{
  "hex": "#37ad31",
  "rgb": {
    "r": 55,
    "g": 173,
    "b": 49
  },
  "hsl": {
    "h": 117.097,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.65774,
    "c": 0.1923,
    "h": 142.4
  },
  "luminance": 0.30921
}

Semantic roles & 50–950 ramp

primary

#37AD31

secondary

#C077C3

accent

#49DFD8

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #37AD31

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

Preview Lab → · Contrast checker → · Palette generator →