#31B83C#31B83C

#31B83C is a light, vivid green. Relative luminance 0.353; OKLCH L 68.7% C 0.200 H 144.1°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#31B83C
RGB	rgb(49, 184, 60)
HSL	hsl(125, 58%, 46%)
HSV	hsv(125, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 67.4%, 27.8%)
CIE-LAB	lab(65.95, -59.74, 50.86)
CIE-LCH	lch(65.95, 78.46, 139.59°)
OKLab	oklab(68.68% -0.1617 0.1172)
OKLCH	oklch(68.68% 0.2 144.1)
XYZ	xyz(19.2215, 35.2580, 10.0666)
Luminance	0.3526 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B83C #B831AD

analogous

#69B831 #31B83C #31B87F

triadic

#31B83C #3C31B8 #B83C31

tetradic

#31B83C #3169B8 #B831AD #B87F31

square

#31B83C #3169B8 #B831AD #B87F31

split-complementary

#31B83C #7F31B8 #B83169

monochromatic

#17571C #24882C #31B83C #55D25F #85DE8C

Accessibility & contrast

On white

2.61

#31B83C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#31B83C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B83C

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B83C	#FFFFFF	#000000	##000000
##31B83C	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA72B

Deuteranopia (green-blind)

#AC9C48

Tritanopia (blue-blind)

#00B39F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b83c;
/* rgb */ color: rgb(49, 184, 60);
/* oklch */ color: oklch(68.7% 0.200 144.1);

Tailwind

colors: {
  custom: {
    50: '#7ece78',
    500: '#31b83c',
    950: '#000000',
  },
}

SCSS

$custom: #31b83c;
$custom-light: #7ece78;
$custom-dark: #000000;

JSON

{
  "hex": "#31b83c",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 60
  },
  "hsl": {
    "h": 124.889,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68675,
    "c": 0.1997,
    "h": 144.1
  },
  "luminance": 0.3526
}

Semantic roles & 50–950 ramp

primary

#31B83C

secondary

#C87DC2

accent

#47D5E1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B83C

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

Preview Lab → · Contrast checker → · Palette generator →