#31B04D#31B04D

#31B04D is a light, vivid green. Relative luminance 0.322; OKLCH L 66.7% C 0.177 H 146.9°. Best body text is #000000 at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#31B04D
RGB	rgb(49, 176, 77)
HSL	hsl(133, 56%, 44%)
HSV	hsv(133, 72%, 69%)
CMYK	cmyk(72.2%, 0%, 56.2%, 31%)
CIE-LAB	lab(63.54, -55.02, 40.49)
CIE-LCH	lch(63.54, 68.31, 143.65°)
OKLab	oklab(66.73% -0.1482 0.0966)
OKLCH	oklch(66.73% 0.177 146.9)
XYZ	xyz(18.1302, 32.2374, 12.2867)
Luminance	0.3224 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B04D #B03194

analogous

#55B031 #31B04D #31B08D

triadic

#31B04D #4D31B0 #B04D31

tetradic

#31B04D #3155B0 #B03194 #B08D31

square

#31B04D #3155B0 #B03194 #B08D31

split-complementary

#31B04D #8D31B0 #B03155

monochromatic

#165023 #248038 #31B04D #50CE6C #80DC94

Accessibility & contrast

On white

2.82

#31B04D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.45

#31B04D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B04D

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B04D	#FFFFFF	#000000	##000000
##31B04D	1.00	2.82	7.45	7.45
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.45	21.00	1.00	1.00
##000000	7.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2A044

Deuteranopia (green-blind)

#A39655

Tritanopia (blue-blind)

#00AC9A

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #31b04d;
/* rgb */ color: rgb(49, 176, 77);
/* oklch */ color: oklch(66.7% 0.177 146.9);

Tailwind

colors: {
  custom: {
    50: '#7bc981',
    500: '#31b04d',
    950: '#000000',
  },
}

SCSS

$custom: #31b04d;
$custom-light: #7bc981;
$custom-dark: #000000;

JSON

{
  "hex": "#31b04d",
  "rgb": {
    "r": 49,
    "g": 176,
    "b": 77
  },
  "hsl": {
    "h": 133.228,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.66731,
    "c": 0.1769,
    "h": 146.9
  },
  "luminance": 0.32239
}

Semantic roles & 50–950 ramp

primary

#31B04D

secondary

#C578B4

accent

#48BEE0

background

#F8FCF8

surface

#EFF8EF

border

#CAD1CA

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #31B04D

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

Preview Lab → · Contrast checker → · Palette generator →