#31B33E#31B33E

#31B33E is a light, vivid green. Relative luminance 0.332; OKLCH L 67.4% C 0.192 H 144.4°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#31B33E
RGB	rgb(49, 179, 62)
HSL	hsl(126, 57%, 45%)
HSV	hsv(126, 73%, 70%)
CMYK	cmyk(72.6%, 0%, 65.4%, 29.8%)
CIE-LAB	lab(64.35, -57.87, 48.28)
CIE-LCH	lch(64.35, 75.36, 140.17°)
OKLab	oklab(67.36% -0.1565 0.112)
OKLCH	oklch(67.36% 0.192 144.4)
XYZ	xyz(18.2550, 33.2389, 10.0102)
Luminance	0.3324 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B33E #B331A6

analogous

#65B331 #31B33E #31B37F

triadic

#31B33E #3E31B3 #B33E31

tetradic

#31B33E #3165B3 #B331A6 #B37F31

square

#31B33E #3165B3 #B331A6 #B37F31

split-complementary

#31B33E #7F31B3 #B33165

monochromatic

#17531D #24832D #31B33E #52D05E #82DD8B

Accessibility & contrast

On white

2.75

#31B33E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#31B33E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B33E

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B33E	#FFFFFF	#000000	##000000
##31B33E	1.00	2.75	7.65	7.65
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A22F

Deuteranopia (green-blind)

#A79848

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31b33e;
/* rgb */ color: rgb(49, 179, 62);
/* oklch */ color: oklch(67.4% 0.192 144.4);

Tailwind

colors: {
  custom: {
    50: '#7dcb78',
    500: '#31b33e',
    950: '#000000',
  },
}

SCSS

$custom: #31b33e;
$custom-light: #7dcb78;
$custom-dark: #000000;

JSON

{
  "hex": "#31b33e",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 62
  },
  "hsl": {
    "h": 126,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.67357,
    "c": 0.19244,
    "h": 144.4
  },
  "luminance": 0.33241
}

Semantic roles & 50–950 ramp

primary

#31B33E

secondary

#C67ABE

accent

#48D1E0

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B33E

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

Preview Lab → · Contrast checker → · Palette generator →