#31B83B#31B83B

#31B83B is a light, highly saturated green. Relative luminance 0.352; OKLCH L 68.7% C 0.200 H 143.9°. Best body text is #000000 at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#31B83B
RGB	rgb(49, 184, 59)
HSL	hsl(124, 58%, 46%)
HSV	hsv(124, 73%, 72%)
CMYK	cmyk(73.4%, 0%, 67.9%, 27.8%)
CIE-LAB	lab(65.94, -59.84, 51.26)
CIE-LCH	lch(65.94, 78.79, 139.42°)
OKLab	oklab(68.67% -0.162 0.118)
OKLCH	oklch(68.67% 0.2 143.9)
XYZ	xyz(19.1953, 35.2475, 9.9287)
Luminance	0.3525 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B83B #B831AE

analogous

#6BB831 #31B83B #31B87E

triadic

#31B83B #3B31B8 #B83B31

tetradic

#31B83B #316BB8 #B831AE #B87E31

square

#31B83B #316BB8 #B831AE #B87E31

split-complementary

#31B83B #7E31B8 #B8316B

monochromatic

#17571C #24882C #31B83B #55D25E #85DE8C

Accessibility & contrast

On white

2.61

#31B83B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.05

#31B83B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B83B

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B83B	#FFFFFF	#000000	##000000
##31B83B	1.00	2.61	8.05	8.05
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.05	21.00	1.00	1.00
##000000	8.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA72A

Deuteranopia (green-blind)

#AC9C47

Tritanopia (blue-blind)

#00B39F

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b83b;
/* rgb */ color: rgb(49, 184, 59);
/* oklch */ color: oklch(68.7% 0.200 143.9);

Tailwind

colors: {
  custom: {
    50: '#7ece77',
    500: '#31b83b',
    950: '#000000',
  },
}

SCSS

$custom: #31b83b;
$custom-light: #7ece77;
$custom-dark: #000000;

JSON

{
  "hex": "#31b83b",
  "rgb": {
    "r": 49,
    "g": 184,
    "b": 59
  },
  "hsl": {
    "h": 124.444,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.68666,
    "c": 0.20039,
    "h": 143.9
  },
  "luminance": 0.3525
}

Semantic roles & 50–950 ramp

primary

#31B83B

secondary

#C87DC2

accent

#47D6E1

background

#F8FCF7

surface

#F0F9ED

border

#CBD2C8

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #31B83B

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

Preview Lab → · Contrast checker → · Palette generator →