#31B13C#31B13C

#31B13C is a light, vivid green. Relative luminance 0.324; OKLCH L 66.8% C 0.192 H 144.2°. Best body text is #000000 at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#31B13C
RGB	rgb(49, 177, 60)
HSL	hsl(125, 57%, 44%)
HSV	hsv(125, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 66.1%, 30.6%)
CIE-LAB	lab(63.69, -57.41, 48.40)
CIE-LCH	lch(63.69, 75.09, 139.87°)
OKLab	oklab(66.8% -0.1553 0.112)
OKLCH	oklch(66.8% 0.192 144.2)
XYZ	xyz(17.8032, 32.4215, 9.5938)
Luminance	0.3242 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B13C #B131A6

analogous

#66B131 #31B13C #31B17C

triadic

#31B13C #3C31B1 #B13C31

tetradic

#31B13C #3166B1 #B131A6 #B17C31

square

#31B13C #3166B1 #B131A6 #B17C31

split-complementary

#31B13C #7C31B1 #B13166

monochromatic

#16511C #24812C #31B13C #51CF5B #80DC88

Accessibility & contrast

On white

2.81

#31B13C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.48

#31B13C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B13C

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B13C	#FFFFFF	#000000	##000000
##31B13C	1.00	2.81	7.48	7.48
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.48	21.00	1.00	1.00
##000000	7.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A02D

Deuteranopia (green-blind)

#A69647

Tritanopia (blue-blind)

#00AC99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b13c;
/* rgb */ color: rgb(49, 177, 60);
/* oklch */ color: oklch(66.8% 0.192 144.2);

Tailwind

colors: {
  custom: {
    50: '#7cc977',
    500: '#31b13c',
    950: '#000000',
  },
}

SCSS

$custom: #31b13c;
$custom-light: #7cc977;
$custom-dark: #000000;

JSON

{
  "hex": "#31b13c",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 60
  },
  "hsl": {
    "h": 125.156,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66801,
    "c": 0.19153,
    "h": 144.2
  },
  "luminance": 0.32423
}

Semantic roles & 50–950 ramp

primary

#31B13C

secondary

#C579BE

accent

#48D3E0

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #31B13C

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

Preview Lab → · Contrast checker → · Palette generator →