#31BB45#31BB45

#31BB45 is a light, vivid green. Relative luminance 0.366; OKLCH L 69.6% C 0.197 H 145.1°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#31BB45
RGB	rgb(49, 187, 69)
HSL	hsl(129, 58%, 46%)
HSV	hsv(129, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 63.1%, 26.7%)
CIE-LAB	lab(66.99, -59.78, 48.17)
CIE-LCH	lch(66.99, 76.78, 141.14°)
OKLab	oklab(69.57% -0.1614 0.1125)
OKLCH	oklch(69.57% 0.197 145.1)
XYZ	xyz(20.1097, 36.6210, 11.6378)
Luminance	0.3662 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB45 #BB31A7

analogous

#62BB31 #31BB45 #31BB8A

triadic

#31BB45 #4531BB #BB4531

tetradic

#31BB45 #3162BB #BB31A7 #BB8A31

square

#31BB45 #3162BB #BB31A7 #BB8A31

split-complementary

#31BB45 #8A31BB #BB3162

monochromatic

#185A21 #248B33 #31BB45 #56D368 #87E094

Accessibility & contrast

On white

2.52

#31BB45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.32

#31BB45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB45

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB45	#FFFFFF	#000000	##000000
##31BB45	1.00	2.52	8.32	8.32
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.32	21.00	1.00	1.00
##000000	8.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAA37

Deuteranopia (green-blind)

#AE9F4F

Tritanopia (blue-blind)

#00B6A2

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31bb45;
/* rgb */ color: rgb(49, 187, 69);
/* oklch */ color: oklch(69.6% 0.197 145.1);

Tailwind

colors: {
  custom: {
    50: '#7ed17d',
    500: '#31bb45',
    950: '#000000',
  },
}

SCSS

$custom: #31bb45;
$custom-light: #7ed17d;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb45",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 69
  },
  "hsl": {
    "h": 128.696,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.69565,
    "c": 0.19673,
    "h": 145.1
  },
  "luminance": 0.36623
}

Semantic roles & 50–950 ramp

primary

#31BB45

secondary

#C97FBE

accent

#46CBE2

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0B140A

muted

#7C827C

Preview Lab

Preview with #31BB45

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

Preview Lab → · Contrast checker → · Palette generator →