#31B66C#31B66C

#31B66C is a light, vivid green. Relative luminance 0.352; OKLCH L 68.8% C 0.157 H 153.9°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#31B66C
RGB	rgb(49, 182, 108)
HSL	hsl(147, 58%, 45%)
HSV	hsv(147, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 40.7%, 28.6%)
CIE-LAB	lab(65.90, -52.18, 27.73)
CIE-LCH	lch(65.90, 59.09, 152.01°)
OKLab	oklab(68.82% -0.1407 0.0689)
OKLCH	oklch(68.82% 0.157 153.9)
XYZ	xyz(20.6995, 35.1892, 19.8857)
Luminance	0.3519 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B66C #B6317B

analogous

#38B631 #31B66C #31B6AF

triadic

#31B66C #6C31B6 #B66C31

tetradic

#31B66C #3138B6 #B6317B #B6AF31

square

#31B66C #3138B6 #B6317B #B6AF31

split-complementary

#31B66C #AF31B6 #B63138

monochromatic

#175633 #24864F #31B66C #53D18B #84DEAC

Accessibility & contrast

On white

2.61

#31B66C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#31B66C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B66C

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B66C	#FFFFFF	#000000	##000000
##31B66C	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A767

Deuteranopia (green-blind)

#A69C71

Tritanopia (blue-blind)

#00B4A4

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #31b66c;
/* rgb */ color: rgb(49, 182, 108);
/* oklch */ color: oklch(68.8% 0.157 153.9);

Tailwind

colors: {
  custom: {
    50: '#7ccd97',
    500: '#31b66c',
    950: '#000000',
  },
}

SCSS

$custom: #31b66c;
$custom-light: #7ccd97;
$custom-dark: #000000;

JSON

{
  "hex": "#31b66c",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 108
  },
  "hsl": {
    "h": 146.617,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.68821,
    "c": 0.15665,
    "h": 153.9
  },
  "luminance": 0.35192
}

Semantic roles & 50–950 ramp

primary

#31B66C

secondary

#C77CA6

accent

#479DE1

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140D

muted

#7C827E

Preview Lab

Preview with #31B66C

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

Preview Lab → · Contrast checker → · Palette generator →