#31B831#31B831

#31B831 is a light, highly saturated green. Relative luminance 0.352; OKLCH L 68.6% C 0.207 H 142.9°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#31B831
RGB	rgb(49, 184, 49)
HSL	hsl(120, 58%, 46%)
HSV	hsv(120, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 73.4%, 27.8%)
CIE-LAB	lab(65.87, -60.73, 55.04)
CIE-LCH	lch(65.87, 81.96, 137.81°)
OKLab	oklab(68.58% -0.1649 0.1247)
OKLCH	oklch(68.58% 0.207 142.9)
XYZ	xyz(18.9603, 35.1536, 8.6912)
Luminance	0.3516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B831 #B831B8

analogous

#74B831 #31B831 #31B874

triadic

#31B831 #3131B8 #B83131

tetradic

#31B831 #3174B8 #B831B8 #B87431

square

#31B831 #3174B8 #B831B8 #B87431

split-complementary

#31B831 #7431B8 #B83174

monochromatic

#175717 #248824 #31B831 #55D255 #85DE85

Accessibility & contrast

On white

2.61

#31B831 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#31B831 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B831

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B831	#FFFFFF	#000000	##000000
##31B831	1.00	2.61	8.03	8.03
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.03	21.00	1.00	1.00
##000000	8.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA618

Deuteranopia (green-blind)

#AD9C3F

Tritanopia (blue-blind)

#00B39E

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b831;
/* rgb */ color: rgb(49, 184, 49);
/* oklch */ color: oklch(68.6% 0.207 142.9);

Tailwind

colors: {
  custom: {
    50: '#7ecf72',
    500: '#31b831',
    950: '#000000',
  },
}

SCSS

$custom: #31b831;
$custom-light: #7ecf72;
$custom-dark: #000000;

JSON

{
  "hex": "#31b831",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 49
  },
  "hsl": {
    "h": 120,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68582,
    "c": 0.20669,
    "h": 142.9
  },
  "luminance": 0.35156
}

Semantic roles & 50–950 ramp

primary

#31B831

secondary

#C87DC8

accent

#47E1E1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0C1408

muted

#7D827B

Preview Lab

Preview with #31B831

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

Preview Lab → · Contrast checker → · Palette generator →