#31B73A#31B73A

#31B73A is a light, vivid green. Relative luminance 0.348; OKLCH L 68.4% C 0.200 H 143.8°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#31B73A
RGB	rgb(49, 183, 58)
HSL	hsl(124, 58%, 45%)
HSV	hsv(124, 73%, 72%)
CMYK	cmyk(73.2%, 0%, 68.3%, 28.2%)
CIE-LAB	lab(65.61, -59.61, 51.31)
CIE-LCH	lch(65.61, 78.65, 139.28°)
OKLab	oklab(68.39% -0.1614 0.118)
OKLCH	oklch(68.39% 0.2 143.8)
XYZ	xyz(18.9626, 34.8233, 9.7244)
Luminance	0.3483 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B73A #B731AE

analogous

#6BB731 #31B73A #31B77D

triadic

#31B73A #3A31B7 #B73A31

tetradic

#31B73A #316BB7 #B731AE #B77D31

square

#31B73A #316BB7 #B731AE #B77D31

split-complementary

#31B73A #7D31B7 #B7316B

monochromatic

#17561B #24872B #31B73A #54D15C #84DE8A

Accessibility & contrast

On white

2.64

#31B73A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.97

#31B73A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B73A

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B73A	#FFFFFF	#000000	##000000
##31B73A	1.00	2.64	7.97	7.97
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.97	21.00	1.00	1.00
##000000	7.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA628

Deuteranopia (green-blind)

#AB9B46

Tritanopia (blue-blind)

#00B29E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b73a;
/* rgb */ color: rgb(49, 183, 58);
/* oklch */ color: oklch(68.4% 0.200 143.8);

Tailwind

colors: {
  custom: {
    50: '#7ece76',
    500: '#31b73a',
    950: '#000000',
  },
}

SCSS

$custom: #31b73a;
$custom-light: #7ece76;
$custom-dark: #000000;

JSON

{
  "hex": "#31b73a",
  "rgb": {
    "r": 49,
    "g": 183,
    "b": 58
  },
  "hsl": {
    "h": 124.03,
    "s": 57.759,
    "l": 45.49
  },
  "oklch": {
    "l": 0.68389,
    "c": 0.19991,
    "h": 143.8
  },
  "luminance": 0.34825
}

Semantic roles & 50–950 ramp

primary

#31B73A

secondary

#C87CC2

accent

#47D7E1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B73A

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

Preview Lab → · Contrast checker → · Palette generator →