#31B366#31B366

#31B366 is a light, vivid green. Relative luminance 0.339; OKLCH L 67.9% C 0.158 H 152.6°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#31B366
RGB	rgb(49, 179, 102)
HSL	hsl(144, 57%, 45%)
HSV	hsv(144, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 43%, 29.8%)
CIE-LAB	lab(64.84, -52.15, 29.50)
CIE-LCH	lch(64.84, 59.91, 150.50°)
OKLab	oklab(67.92% -0.1404 0.0729)
OKLCH	oklch(67.92% 0.158 152.6)
XYZ	xyz(19.7833, 33.8502, 18.0589)
Luminance	0.3385 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B366 #B3317E

analogous

#3DB331 #31B366 #31B3A7

triadic

#31B366 #6631B3 #B36631

tetradic

#31B366 #313DB3 #B3317E #B3A731

square

#31B366 #313DB3 #B3317E #B3A731

split-complementary

#31B366 #A731B3 #B3313D

monochromatic

#17532F #24834B #31B366 #52D085 #82DDA7

Accessibility & contrast

On white

2.70

#31B366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.77

#31B366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B366

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B366	#FFFFFF	#000000	##000000
##31B366	1.00	2.70	7.77	7.77
#FFFFFF	2.70	1.00	21.00	21.00
#000000	7.77	21.00	1.00	1.00
##000000	7.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A460

Deuteranopia (green-blind)

#A4996B

Tritanopia (blue-blind)

#00B0A0

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31b366;
/* rgb */ color: rgb(49, 179, 102);
/* oklch */ color: oklch(67.9% 0.158 152.6);

Tailwind

colors: {
  custom: {
    50: '#7bcb92',
    500: '#31b366',
    950: '#000000',
  },
}

SCSS

$custom: #31b366;
$custom-light: #7bcb92;
$custom-dark: #000000;

JSON

{
  "hex": "#31b366",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 102
  },
  "hsl": {
    "h": 144.462,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.67921,
    "c": 0.15826,
    "h": 152.6
  },
  "luminance": 0.33852
}

Semantic roles & 50–950 ramp

primary

#31B366

secondary

#C67AA7

accent

#48A2E0

background

#F8FCF9

surface

#EFF9F1

border

#CAD2CB

text

#0B130D

muted

#7C827E

Preview Lab

Preview with #31B366

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

Preview Lab → · Contrast checker → · Palette generator →