#31B050#31B050

#31B050 is a light, vivid green. Relative luminance 0.323; OKLCH L 66.8% C 0.174 H 147.5°. Best body text is #000000 at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#31B050
RGB	rgb(49, 176, 80)
HSL	hsl(135, 56%, 44%)
HSV	hsv(135, 72%, 69%)
CMYK	cmyk(72.2%, 0%, 54.5%, 31%)
CIE-LAB	lab(63.57, -54.60, 39.08)
CIE-LCH	lch(63.57, 67.14, 144.41°)
OKLab	oklab(66.77% -0.147 0.0937)
OKLCH	oklch(66.77% 0.174 147.5)
XYZ	xyz(18.2386, 32.2808, 12.8575)
Luminance	0.3228 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B050 #B03191

analogous

#52B031 #31B050 #31B090

triadic

#31B050 #5031B0 #B05031

tetradic

#31B050 #3152B0 #B03191 #B09031

square

#31B050 #3152B0 #B03191 #B09031

split-complementary

#31B050 #9031B0 #B03152

monochromatic

#165024 #24803A #31B050 #50CE6F #80DC96

Accessibility & contrast

On white

2.82

#31B050 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.46

#31B050 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B050

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B050	#FFFFFF	#000000	##000000
##31B050	1.00	2.82	7.46	7.46
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.46	21.00	1.00	1.00
##000000	7.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A047

Deuteranopia (green-blind)

#A39657

Tritanopia (blue-blind)

#00AC9A

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b050;
/* rgb */ color: rgb(49, 176, 80);
/* oklch */ color: oklch(66.8% 0.174 147.5);

Tailwind

colors: {
  custom: {
    50: '#7bc983',
    500: '#31b050',
    950: '#000000',
  },
}

SCSS

$custom: #31b050;
$custom-light: #7bc983;
$custom-dark: #000000;

JSON

{
  "hex": "#31b050",
  "rgb": {
    "r": 49,
    "g": 176,
    "b": 80
  },
  "hsl": {
    "h": 134.646,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66772,
    "c": 0.17432,
    "h": 147.5
  },
  "luminance": 0.32283
}

Semantic roles & 50–950 ramp

primary

#31B050

secondary

#C578B2

accent

#48BBE0

background

#F8FCF8

surface

#EFF8EF

border

#CAD1CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B050

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

Preview Lab → · Contrast checker → · Palette generator →