#31B648#31B648

#31B648 is a light, vivid green. Relative luminance 0.346; OKLCH L 68.3% C 0.188 H 145.8°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#31B648
RGB	rgb(49, 182, 72)
HSL	hsl(130, 58%, 45%)
HSV	hsv(130, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 60.4%, 28.6%)
CIE-LAB	lab(65.42, -57.74, 45.04)
CIE-LCH	lch(65.42, 73.23, 142.05°)
OKLab	oklab(68.27% -0.1558 0.106)
OKLCH	oklch(68.27% 0.188 145.8)
XYZ	xyz(19.1629, 34.5746, 11.7933)
Luminance	0.3458 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B648 #B6319F

analogous

#5CB631 #31B648 #31B68A

triadic

#31B648 #4831B6 #B64831

tetradic

#31B648 #315CB6 #B6319F #B68A31

square

#31B648 #315CB6 #B6319F #B68A31

split-complementary

#31B648 #8A31B6 #B6315C

monochromatic

#175622 #248635 #31B648 #53D169 #84DE93

Accessibility & contrast

On white

2.65

#31B648 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#31B648 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B648

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B648	#FFFFFF	#000000	##000000
##31B648	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A53C

Deuteranopia (green-blind)

#A99B51

Tritanopia (blue-blind)

#00B29E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b648;
/* rgb */ color: rgb(49, 182, 72);
/* oklch */ color: oklch(68.3% 0.188 145.8);

Tailwind

colors: {
  custom: {
    50: '#7dcd7f',
    500: '#31b648',
    950: '#000000',
  },
}

SCSS

$custom: #31b648;
$custom-light: #7dcd7f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b648",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 72
  },
  "hsl": {
    "h": 130.376,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68269,
    "c": 0.18842,
    "h": 145.8
  },
  "luminance": 0.34577
}

Semantic roles & 50–950 ramp

primary

#31B648

secondary

#C77CBA

accent

#47C6E1

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B140A

muted

#7C827C

Preview Lab

Preview with #31B648

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

Preview Lab → · Contrast checker → · Palette generator →