#31BB31#31BB31

#31BB31 is a light, highly saturated green. Relative luminance 0.364; OKLCH L 69.4% C 0.210 H 142.9°. Best body text is #000000 at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#31BB31
RGB	rgb(49, 187, 49)
HSL	hsl(120, 58%, 46%)
HSV	hsv(120, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 73.8%, 26.7%)
CIE-LAB	lab(66.83, -61.70, 56.02)
CIE-LCH	lch(66.83, 83.33, 137.76°)
OKLab	oklab(69.38% -0.1675 0.1267)
OKLCH	oklch(69.38% 0.21 142.9)
XYZ	xyz(19.5901, 36.4131, 8.9011)
Luminance	0.3641 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB31 #BB31BB

analogous

#76BB31 #31BB31 #31BB76

triadic

#31BB31 #3131BB #BB3131

tetradic

#31BB31 #3176BB #BB31BB #BB7631

square

#31BB31 #3176BB #BB31BB #BB7631

split-complementary

#31BB31 #7631BB #BB3176

monochromatic

#185A18 #248B24 #31BB31 #56D356 #87E087

Accessibility & contrast

On white

2.54

#31BB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.28

#31BB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB31

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB31	#FFFFFF	#000000	##000000
##31BB31	1.00	2.54	8.28	8.28
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.28	21.00	1.00	1.00
##000000	8.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA916

Deuteranopia (green-blind)

#B09E40

Tritanopia (blue-blind)

#00B5A0

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31bb31;
/* rgb */ color: rgb(49, 187, 49);
/* oklch */ color: oklch(69.4% 0.210 142.9);

Tailwind

colors: {
  custom: {
    50: '#7fd172',
    500: '#31bb31',
    950: '#000000',
  },
}

SCSS

$custom: #31bb31;
$custom-light: #7fd172;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb31",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 49
  },
  "hsl": {
    "h": 120,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.69384,
    "c": 0.21001,
    "h": 142.9
  },
  "luminance": 0.36415
}

Semantic roles & 50–950 ramp

primary

#31BB31

secondary

#C97FC9

accent

#46E2E2

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0C1408

muted

#7D837B

Preview Lab

Preview with #31BB31

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

Preview Lab → · Contrast checker → · Palette generator →