#31B149#31B149

#31B149 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.181 H 146.1°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#31B149
RGB	rgb(49, 177, 73)
HSL	hsl(131, 57%, 44%)
HSV	hsv(131, 72%, 69%)
CMYK	cmyk(72.3%, 0%, 58.8%, 30.6%)
CIE-LAB	lab(63.82, -55.90, 42.72)
CIE-LCH	lch(63.82, 70.35, 142.61°)
OKLab	oklab(66.95% -0.1507 0.1011)
OKLCH	oklch(66.95% 0.182 146.1)
XYZ	xyz(18.1901, 32.5762, 11.6312)
Luminance	0.3258 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B149 #B13199

analogous

#59B131 #31B149 #31B189

triadic

#31B149 #4931B1 #B14931

tetradic

#31B149 #3159B1 #B13199 #B18931

square

#31B149 #3159B1 #B13199 #B18931

split-complementary

#31B149 #8931B1 #B13159

monochromatic

#165121 #248135 #31B149 #51CF68 #80DC92

Accessibility & contrast

On white

2.79

#31B149 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#31B149 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B149

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B149	#FFFFFF	#000000	##000000
##31B149	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A13E

Deuteranopia (green-blind)

#A59751

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #31b149;
/* rgb */ color: rgb(49, 177, 73);
/* oklch */ color: oklch(66.9% 0.181 146.1);

Tailwind

colors: {
  custom: {
    50: '#7cc97f',
    500: '#31b149',
    950: '#000000',
  },
}

SCSS

$custom: #31b149;
$custom-light: #7cc97f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b149",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 73
  },
  "hsl": {
    "h": 131.25,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.66947,
    "c": 0.1815,
    "h": 146.1
  },
  "luminance": 0.32578
}

Semantic roles & 50–950 ramp

primary

#31B149

secondary

#C579B7

accent

#48C3E0

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B149

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

Preview Lab → · Contrast checker → · Palette generator →