#31B66B#31B66B

#31B66B is a light, vivid green. Relative luminance 0.352; OKLCH L 68.8% C 0.158 H 153.6°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#31B66B
RGB	rgb(49, 182, 107)
HSL	hsl(146, 58%, 45%)
HSV	hsv(146, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 41.2%, 28.6%)
CIE-LAB	lab(65.88, -52.36, 28.23)
CIE-LCH	lch(65.88, 59.49, 151.67°)
OKLab	oklab(68.8% -0.1411 0.0701)
OKLCH	oklch(68.8% 0.158 153.6)
XYZ	xyz(20.6465, 35.1680, 19.6071)
Luminance	0.3517 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B66B #B6317C

analogous

#3AB631 #31B66B #31B6AD

triadic

#31B66B #6B31B6 #B66B31

tetradic

#31B66B #313AB6 #B6317C #B6AD31

square

#31B66B #313AB6 #B6317C #B6AD31

split-complementary

#31B66B #AD31B6 #B6313A

monochromatic

#175632 #24864F #31B66B #53D18A #84DEAB

Accessibility & contrast

On white

2.61

#31B66B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.03

#31B66B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B66B

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B66B	#FFFFFF	#000000	##000000
##31B66B	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)

#B6A766

Deuteranopia (green-blind)

#A69C70

Tritanopia (blue-blind)

#00B4A3

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b66b;
/* rgb */ color: rgb(49, 182, 107);
/* oklch */ color: oklch(68.8% 0.158 153.6);

Tailwind

colors: {
  custom: {
    50: '#7ccd96',
    500: '#31b66b',
    950: '#000000',
  },
}

SCSS

$custom: #31b66b;
$custom-light: #7ccd96;
$custom-dark: #000000;

JSON

{
  "hex": "#31b66b",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 107
  },
  "hsl": {
    "h": 146.165,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68802,
    "c": 0.15758,
    "h": 153.6
  },
  "luminance": 0.3517
}

Semantic roles & 50–950 ramp

primary

#31B66B

secondary

#C77CA6

accent

#479EE1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140D

muted

#7C827E

Preview Lab

Preview with #31B66B

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

Preview Lab → · Contrast checker → · Palette generator →