#31B54E#31B54E

#31B54E is a light, vivid green. Relative luminance 0.343; OKLCH L 68.1% C 0.182 H 146.8°. Best body text is #000000 at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#31B54E
RGB	rgb(49, 181, 78)
HSL	hsl(133, 57%, 45%)
HSV	hsv(133, 73%, 71%)
CMYK	cmyk(72.9%, 0%, 56.9%, 29%)
CIE-LAB	lab(65.16, -56.63, 41.94)
CIE-LCH	lch(65.16, 70.47, 143.48°)
OKLab	oklab(68.08% -0.1526 0.0998)
OKLCH	oklch(68.08% 0.182 146.8)
XYZ	xyz(19.1642, 34.2486, 12.8069)
Luminance	0.3425 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B54E #B53198

analogous

#56B531 #31B54E #31B590

triadic

#31B54E #4E31B5 #B54E31

tetradic

#31B54E #3156B5 #B53198 #B59031

square

#31B54E #3156B5 #B53198 #B59031

split-complementary

#31B54E #9031B5 #B53156

monochromatic

#175524 #248539 #31B54E #53D06E #83DD97

Accessibility & contrast

On white

2.68

#31B54E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.85

#31B54E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B54E

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B54E	#FFFFFF	#000000	##000000
##31B54E	1.00	2.68	7.85	7.85
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.85	21.00	1.00	1.00
##000000	7.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A544

Deuteranopia (green-blind)

#A89A56

Tritanopia (blue-blind)

#00B19E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #31b54e;
/* rgb */ color: rgb(49, 181, 78);
/* oklch */ color: oklch(68.1% 0.182 146.8);

Tailwind

colors: {
  custom: {
    50: '#7ccc82',
    500: '#31b54e',
    950: '#000000',
  },
}

SCSS

$custom: #31b54e;
$custom-light: #7ccc82;
$custom-dark: #000000;

JSON

{
  "hex": "#31b54e",
  "rgb": {
    "r": 49,
    "g": 181,
    "b": 78
  },
  "hsl": {
    "h": 133.182,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.68077,
    "c": 0.18231,
    "h": 146.8
  },
  "luminance": 0.34251
}

Semantic roles & 50–950 ramp

primary

#31B54E

secondary

#C77BB6

accent

#47BFE1

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B130B

muted

#7C827C

Preview Lab

Preview with #31B54E

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

Preview Lab → · Contrast checker → · Palette generator →