#31B049#31B049

#31B049 is a light, vivid green. Relative luminance 0.322; OKLCH L 66.7% C 0.180 H 146.2°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#31B049
RGB	rgb(49, 176, 73)
HSL	hsl(131, 56%, 44%)
HSV	hsv(131, 72%, 69%)
CMYK	cmyk(72.2%, 0%, 58.5%, 31%)
CIE-LAB	lab(63.49, -55.55, 42.34)
CIE-LCH	lch(63.49, 69.84, 142.68°)
OKLab	oklab(66.68% -0.1498 0.1003)
OKLCH	oklch(66.68% 0.18 146.2)
XYZ	xyz(17.9933, 32.1827, 11.5656)
Luminance	0.3219 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B049 #B03198

analogous

#59B031 #31B049 #31B089

triadic

#31B049 #4931B0 #B04931

tetradic

#31B049 #3159B0 #B03198 #B08931

square

#31B049 #3159B0 #B03198 #B08931

split-complementary

#31B049 #8931B0 #B03159

monochromatic

#165021 #248035 #31B049 #50CE68 #80DC91

Accessibility & contrast

On white

2.82

#31B049 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#31B049 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B049

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B049	#FFFFFF	#000000	##000000
##31B049	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A03F

Deuteranopia (green-blind)

#A49651

Tritanopia (blue-blind)

#00AC99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b049;
/* rgb */ color: rgb(49, 176, 73);
/* oklch */ color: oklch(66.7% 0.180 146.2);

Tailwind

colors: {
  custom: {
    50: '#7cc97f',
    500: '#31b049',
    950: '#000000',
  },
}

SCSS

$custom: #31b049;
$custom-light: #7cc97f;
$custom-dark: #000000;

JSON

{
  "hex": "#31b049",
  "rgb": {
    "r": 49,
    "g": 176,
    "b": 73
  },
  "hsl": {
    "h": 131.339,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66679,
    "c": 0.18026,
    "h": 146.2
  },
  "luminance": 0.32185
}

Semantic roles & 50–950 ramp

primary

#31B049

secondary

#C578B6

accent

#48C3E0

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B049

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

Preview Lab → · Contrast checker → · Palette generator →