#31B546#31B546

#31B546 is a light, vivid green. Relative luminance 0.341; OKLCH L 68.0% C 0.189 H 145.5°. Best body text is #000000 at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#31B546
RGB	rgb(49, 181, 70)
HSL	hsl(130, 57%, 45%)
HSV	hsv(130, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 61.3%, 29%)
CIE-LAB	lab(65.07, -57.65, 45.55)
CIE-LCH	lch(65.07, 73.47, 141.68°)
OKLab	oklab(67.98% -0.1556 0.107)
OKLCH	oklch(67.98% 0.189 145.5)
XYZ	xyz(18.8947, 34.1408, 11.3872)
Luminance	0.3414 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B546 #B531A0

analogous

#5EB531 #31B546 #31B588

triadic

#31B546 #4631B5 #B54631

tetradic

#31B546 #315EB5 #B531A0 #B58831

square

#31B546 #315EB5 #B531A0 #B58831

split-complementary

#31B546 #8831B5 #B5315E

monochromatic

#175521 #248533 #31B546 #53D067 #83DD91

Accessibility & contrast

On white

2.68

#31B546 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.83

#31B546 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B546

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B546	#FFFFFF	#000000	##000000
##31B546	1.00	2.68	7.83	7.83
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.83	21.00	1.00	1.00
##000000	7.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A43A

Deuteranopia (green-blind)

#A99A4F

Tritanopia (blue-blind)

#00B09D

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b546;
/* rgb */ color: rgb(49, 181, 70);
/* oklch */ color: oklch(68.0% 0.189 145.5);

Tailwind

colors: {
  custom: {
    50: '#7dcc7d',
    500: '#31b546',
    950: '#000000',
  },
}

SCSS

$custom: #31b546;
$custom-light: #7dcc7d;
$custom-dark: #000000;

JSON

{
  "hex": "#31b546",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 70
  },
  "hsl": {
    "h": 129.545,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.67979,
    "c": 0.1888,
    "h": 145.5
  },
  "luminance": 0.34143
}

Semantic roles & 50–950 ramp

primary

#31B546

secondary

#C77BBB

accent

#47C8E1

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B546

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

Preview Lab → · Contrast checker → · Palette generator →