#31BB70#31BB70

#31BB70 is a light, vivid green. Relative luminance 0.374; OKLCH L 70.2% C 0.160 H 154.3°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#31BB70
RGB	rgb(49, 187, 112)
HSL	hsl(147, 58%, 46%)
HSV	hsv(147, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 40.1%, 26.7%)
CIE-LAB	lab(67.55, -53.31, 27.80)
CIE-LCH	lch(67.55, 60.12, 152.46°)
OKLab	oklab(70.21% -0.1437 0.0692)
OKLCH	oklch(70.21% 0.16 154.3)
XYZ	xyz(21.9595, 37.3609, 21.3801)
Luminance	0.3736 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB70 #BB317C

analogous

#37BB31 #31BB70 #31BBB5

triadic

#31BB70 #7031BB #BB7031

tetradic

#31BB70 #3137BB #BB317C #BBB531

square

#31BB70 #3137BB #BB317C #BBB531

split-complementary

#31BB70 #B531BB #BB3137

monochromatic

#185A36 #248B53 #31BB70 #56D38F #87E0AF

Accessibility & contrast

On white

2.48

#31BB70 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#31BB70 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB70

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB70	#FFFFFF	#000000	##000000
##31BB70	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBAC6B

Deuteranopia (green-blind)

#AAA075

Tritanopia (blue-blind)

#00B9A8

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31bb70;
/* rgb */ color: rgb(49, 187, 112);
/* oklch */ color: oklch(70.2% 0.160 154.3);

Tailwind

colors: {
  custom: {
    50: '#7dd09a',
    500: '#31bb70',
    950: '#000000',
  },
}

SCSS

$custom: #31bb70;
$custom-light: #7dd09a;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb70",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 112
  },
  "hsl": {
    "h": 147.391,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.70205,
    "c": 0.15953,
    "h": 154.3
  },
  "luminance": 0.37363
}

Semantic roles & 50–950 ramp

primary

#31BB70

secondary

#C97FA7

accent

#469BE2

background

#F8FCF9

surface

#EFF9F2

border

#CAD2CC

text

#0B140E

muted

#7C827E

Preview Lab

Preview with #31BB70

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

Preview Lab → · Contrast checker → · Palette generator →