#31BC37#31BC37

#31BC37 is a light, highly saturated green. Relative luminance 0.369; OKLCH L 69.7% C 0.208 H 143.5°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#31BC37
RGB	rgb(49, 188, 55)
HSL	hsl(123, 59%, 46%)
HSV	hsv(123, 74%, 74%)
CMYK	cmyk(73.9%, 0%, 70.7%, 26.3%)
CIE-LAB	lab(67.20, -61.52, 54.17)
CIE-LCH	lch(67.20, 81.97, 138.64°)
OKLab	oklab(69.7% -0.1667 0.1236)
OKLCH	oklch(69.7% 0.208 143.5)
XYZ	xyz(19.9382, 36.8930, 9.6840)
Luminance	0.3690 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BC37 #BC31B6

analogous

#71BC31 #31BC37 #31BC7D

triadic

#31BC37 #3731BC #BC3731

tetradic

#31BC37 #3171BC #BC31B6 #BC7D31

square

#31BC37 #3171BC #BC31B6 #BC7D31

split-complementary

#31BC37 #7D31BC #BC3171

monochromatic

#185B1B #248B29 #31BC37 #57D35C #88E08B

Accessibility & contrast

On white

2.51

#31BC37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#31BC37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BC37

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BC37	#FFFFFF	#000000	##000000
##31BC37	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AA22

Deuteranopia (green-blind)

#B09F44

Tritanopia (blue-blind)

#00B7A2

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31bc37;
/* rgb */ color: rgb(49, 188, 55);
/* oklch */ color: oklch(69.7% 0.208 143.5);

Tailwind

colors: {
  custom: {
    50: '#7fd175',
    500: '#31bc37',
    950: '#000000',
  },
}

SCSS

$custom: #31bc37;
$custom-light: #7fd175;
$custom-dark: #000000;

JSON

{
  "hex": "#31bc37",
  "rgb": {
    "r": 49,
    "g": 188,
    "b": 55
  },
  "hsl": {
    "h": 122.59,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.69698,
    "c": 0.20753,
    "h": 143.5
  },
  "luminance": 0.36895
}

Semantic roles & 50–950 ramp

primary

#31BC37

secondary

#CA7FC6

accent

#46DBE2

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0C1409

muted

#7D837B

Preview Lab

Preview with #31BC37

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

Preview Lab → · Contrast checker → · Palette generator →