#31B249#31B249

#31B249 is a light, vivid green. Relative luminance 0.330; OKLCH L 67.2% C 0.183 H 146.1°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#31B249
RGB	rgb(49, 178, 73)
HSL	hsl(131, 57%, 45%)
HSV	hsv(131, 72%, 70%)
CMYK	cmyk(72.5%, 0%, 59%, 30.2%)
CIE-LAB	lab(64.14, -56.24, 43.09)
CIE-LCH	lch(64.14, 70.86, 142.54°)
OKLab	oklab(67.21% -0.1517 0.1019)
OKLCH	oklch(67.21% 0.183 146.1)
XYZ	xyz(18.3883, 32.9727, 11.6973)
Luminance	0.3297 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B249 #B2319A

analogous

#5AB231 #31B249 #31B28A

triadic

#31B249 #4931B2 #B24931

tetradic

#31B249 #315AB2 #B2319A #B28A31

square

#31B249 #315AB2 #B2319A #B28A31

split-complementary

#31B249 #8A31B2 #B2315A

monochromatic

#175222 #248235 #31B249 #51CF69 #81DC92

Accessibility & contrast

On white

2.76

#31B249 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#31B249 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B249

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B249	#FFFFFF	#000000	##000000
##31B249	1.00	2.76	7.59	7.59
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A23E

Deuteranopia (green-blind)

#A69751

Tritanopia (blue-blind)

#00AE9B

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b249;
/* rgb */ color: rgb(49, 178, 73);
/* oklch */ color: oklch(67.2% 0.183 146.1);

Tailwind

colors: {
  custom: {
    50: '#7cca7f',
    500: '#31b249',
    950: '#000000',
  },
}

SCSS

$custom: #31b249;
$custom-light: #7cca7f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b249",
  "rgb": {
    "r": 49,
    "g": 178,
    "b": 73
  },
  "hsl": {
    "h": 131.163,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.67214,
    "c": 0.18273,
    "h": 146.1
  },
  "luminance": 0.32975
}

Semantic roles & 50–950 ramp

primary

#31B249

secondary

#C579B7

accent

#48C4E0

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B249

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

Preview Lab → · Contrast checker → · Palette generator →