#31C571#31C571

#31C571 is a light, vivid green. Relative luminance 0.418; OKLCH L 72.8% C 0.172 H 153.1°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#31C571
RGB	rgb(49, 197, 113)
HSL	hsl(146, 60%, 48%)
HSV	hsv(146, 75%, 77%)
CMYK	cmyk(75.1%, 0%, 42.6%, 22.7%)
CIE-LAB	lab(70.72, -56.82, 31.43)
CIE-LCH	lch(70.72, 64.93, 151.05°)
OKLab	oklab(72.83% -0.1529 0.0778)
OKLCH	oklch(72.83% 0.172 153.1)
XYZ	xyz(24.2113, 41.7749, 22.4069)
Luminance	0.4178 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C571 #C53185

analogous

#3BC531 #31C571 #31C5BB

triadic

#31C571 #7131C5 #C57131

tetradic

#31C571 #313BC5 #C53185 #C5BB31

square

#31C571 #313BC5 #C53185 #C5BB31

split-complementary

#31C571 #BB31C5 #C5313B

monochromatic

#196339 #259455 #31C571 #5DD791 #8EE3B2

Accessibility & contrast

On white

2.24

#31C571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#31C571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C571

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C571	#FFFFFF	#000000	##000000
##31C571	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5B46B

Deuteranopia (green-blind)

#B4A877

Tritanopia (blue-blind)

#00C2B0

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #31c571;
/* rgb */ color: rgb(49, 197, 113);
/* oklch */ color: oklch(72.8% 0.172 153.1);

Tailwind

colors: {
  custom: {
    50: '#7fd89b',
    500: '#31c571',
    950: '#000000',
  },
}

SCSS

$custom: #31c571;
$custom-light: #7fd89b;
$custom-dark: #000000;

JSON

{
  "hex": "#31c571",
  "rgb": {
    "r": 49,
    "g": 197,
    "b": 113
  },
  "hsl": {
    "h": 145.946,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.72826,
    "c": 0.17156,
    "h": 153.1
  },
  "luminance": 0.41778
}

Semantic roles & 50–950 ramp

primary

#31C571

secondary

#CD85AE

accent

#449FE3

background

#F8FDF9

surface

#F0FAF2

border

#CBD3CC

text

#0C150E

muted

#7D837E

Preview Lab

Preview with #31C571

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

Preview Lab → · Contrast checker → · Palette generator →