#31B656#31B656

#31B656 is a light, vivid green. Relative luminance 0.348; OKLCH L 68.5% C 0.177 H 148.3°. Best body text is #000000 at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#31B656
RGB	rgb(49, 182, 86)
HSL	hsl(137, 58%, 45%)
HSV	hsv(137, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 52.7%, 28.6%)
CIE-LAB	lab(65.58, -55.86, 38.57)
CIE-LCH	lch(65.58, 67.88, 145.38°)
OKLab	oklab(68.45% -0.1503 0.0929)
OKLCH	oklch(68.45% 0.177 148.3)
XYZ	xyz(19.6728, 34.7785, 14.4784)
Luminance	0.3478 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B656 #B63191

analogous

#4EB631 #31B656 #31B699

triadic

#31B656 #5631B6 #B65631

tetradic

#31B656 #314EB6 #B63191 #B69931

square

#31B656 #314EB6 #B63191 #B69931

split-complementary

#31B656 #9931B6 #B6314E

monochromatic

#175628 #24863F #31B656 #53D176 #84DE9D

Accessibility & contrast

On white

2.64

#31B656 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.96

#31B656 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B656

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B656	#FFFFFF	#000000	##000000
##31B656	1.00	2.64	7.96	7.96
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.96	21.00	1.00	1.00
##000000	7.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A64E

Deuteranopia (green-blind)

#A89B5D

Tritanopia (blue-blind)

#00B2A0

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #31b656;
/* rgb */ color: rgb(49, 182, 86);
/* oklch */ color: oklch(68.5% 0.177 148.3);

Tailwind

colors: {
  custom: {
    50: '#7ccd88',
    500: '#31b656',
    950: '#000000',
  },
}

SCSS

$custom: #31b656;
$custom-light: #7ccd88;
$custom-dark: #000000;

JSON

{
  "hex": "#31b656",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 86
  },
  "hsl": {
    "h": 136.692,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68453,
    "c": 0.17668,
    "h": 148.3
  },
  "luminance": 0.34781
}

Semantic roles & 50–950 ramp

primary

#31B656

secondary

#C77CB2

accent

#47B6E1

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B140B

muted

#7C827C

Preview Lab

Preview with #31B656

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

Preview Lab → · Contrast checker → · Palette generator →