#31BD51#31BD51

#31BD51 is a light, vivid green. Relative luminance 0.376; OKLCH L 70.2% C 0.190 H 146.9°. Best body text is #000000 at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#31BD51
RGB	rgb(49, 189, 81)
HSL	hsl(134, 59%, 47%)
HSV	hsv(134, 74%, 74%)
CMYK	cmyk(74.1%, 0%, 57.1%, 25.9%)
CIE-LAB	lab(67.75, -58.99, 43.59)
CIE-LCH	lch(67.75, 73.35, 143.54°)
OKLab	oklab(70.24% -0.1588 0.1036)
OKLCH	oklch(70.24% 0.19 146.9)
XYZ	xyz(20.9479, 37.6398, 13.9442)
Luminance	0.3764 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BD51 #BD319D

analogous

#57BD31 #31BD51 #31BD97

triadic

#31BD51 #5131BD #BD5131

tetradic

#31BD51 #3157BD #BD319D #BD9731

square

#31BD51 #3157BD #BD319D #BD9731

split-complementary

#31BD51 #9731BD #BD3157

monochromatic

#185C27 #248C3C #31BD51 #58D474 #88E09C

Accessibility & contrast

On white

2.46

#31BD51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.53

#31BD51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BD51

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BD51	#FFFFFF	#000000	##000000
##31BD51	1.00	2.46	8.53	8.53
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.53	21.00	1.00	1.00
##000000	8.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAC46

Deuteranopia (green-blind)

#AFA15A

Tritanopia (blue-blind)

#00B9A5

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #31bd51;
/* rgb */ color: rgb(49, 189, 81);
/* oklch */ color: oklch(70.2% 0.190 146.9);

Tailwind

colors: {
  custom: {
    50: '#7ed285',
    500: '#31bd51',
    950: '#000000',
  },
}

SCSS

$custom: #31bd51;
$custom-light: #7ed285;
$custom-dark: #000000;

JSON

{
  "hex": "#31bd51",
  "rgb": {
    "r": 49,
    "g": 189,
    "b": 81
  },
  "hsl": {
    "h": 133.714,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.70237,
    "c": 0.18966,
    "h": 146.9
  },
  "luminance": 0.37642
}

Semantic roles & 50–950 ramp

primary

#31BD51

secondary

#CA80B9

accent

#46BEE2

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0B140B

muted

#7C837C

Preview Lab

Preview with #31BD51

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

Preview Lab → · Contrast checker → · Palette generator →