#31DB3B#31DB3B

#31DB3B is a light, highly saturated green. Relative luminance 0.516; OKLCH L 77.9% C 0.239 H 143.5°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#31DB3B
RGB	rgb(49, 219, 59)
HSL	hsl(124, 70%, 53%)
HSV	hsv(124, 78%, 86%)
CMYK	cmyk(77.6%, 0%, 73.1%, 14.1%)
CIE-LAB	lab(77.06, -70.87, 62.83)
CIE-LCH	lch(77.06, 94.71, 138.44°)
OKLab	oklab(77.9% -0.1919 0.1422)
OKLCH	oklch(77.9% 0.239 143.5)
XYZ	xyz(27.3858, 51.6285, 12.6588)
Luminance	0.5163 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31DB3B #DB31D1

analogous

#7CDB31 #31DB3B #31DB90

triadic

#31DB3B #3B31DB #DB3B31

tetradic

#31DB3B #317CDB #DB31D1 #DB9031

square

#31DB3B #317CDB #DB31D1 #DB9031

split-complementary

#31DB3B #9031DB #DB317C

monochromatic

#167C1C #1FB027 #31DB3B #65E46D #99ED9E

Accessibility & contrast

On white

1.85

#31DB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#31DB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31DB3B

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31DB3B	#FFFFFF	#000000	##000000
##31DB3B	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC61C

Deuteranopia (green-blind)

#CDB94C

Tritanopia (blue-blind)

#00D5BC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #31db3b;
/* rgb */ color: rgb(49, 219, 59);
/* oklch */ color: oklch(77.9% 0.239 143.5);

Tailwind

colors: {
  custom: {
    50: '#86e87b',
    500: '#31db3b',
    950: '#000000',
  },
}

SCSS

$custom: #31db3b;
$custom-light: #86e87b;
$custom-dark: #000000;

JSON

{
  "hex": "#31db3b",
  "rgb": {
    "r": 49,
    "g": 219,
    "b": 59
  },
  "hsl": {
    "h": 123.529,
    "s": 70.248,
    "l": 52.549
  },
  "oklch": {
    "l": 0.77901,
    "c": 0.23888,
    "h": 143.5
  },
  "luminance": 0.51632
}

Semantic roles & 50–950 ramp

primary

#31DB3B

secondary

#832D7E

accent

#3BE3ED

background

#FCFEFB

surface

#F4FDF2

border

#CED5CC

text

#0D160A

muted

#7F847D

Preview Lab

Preview with #31DB3B

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

Preview Lab → · Contrast checker → · Palette generator →