#31BB33#31BB33

#31BB33 is a light, highly saturated green. Relative luminance 0.364; OKLCH L 69.4% C 0.209 H 143.1°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#31BB33
RGB	rgb(49, 187, 51)
HSL	hsl(121, 58%, 46%)
HSV	hsv(121, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 72.7%, 26.7%)
CIE-LAB	lab(66.85, -61.53, 55.31)
CIE-LCH	lch(66.85, 82.74, 138.05°)
OKLab	oklab(69.4% -0.1669 0.1255)
OKLCH	oklch(69.4% 0.209 143.1)
XYZ	xyz(19.6333, 36.4304, 9.1284)
Luminance	0.3643 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB33 #BB31B9

analogous

#74BB31 #31BB33 #31BB78

triadic

#31BB33 #3331BB #BB3331

tetradic

#31BB33 #3174BB #BB31B9 #BB7831

square

#31BB33 #3174BB #BB31B9 #BB7831

split-complementary

#31BB33 #7831BB #BB3174

monochromatic

#185A19 #248B26 #31BB33 #56D358 #87E088

Accessibility & contrast

On white

2.53

#31BB33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.29

#31BB33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB33

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB33	#FFFFFF	#000000	##000000
##31BB33	1.00	2.53	8.29	8.29
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.29	21.00	1.00	1.00
##000000	8.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA91B

Deuteranopia (green-blind)

#B09F41

Tritanopia (blue-blind)

#00B6A0

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #31bb33;
/* rgb */ color: rgb(49, 187, 51);
/* oklch */ color: oklch(69.4% 0.209 143.1);

Tailwind

colors: {
  custom: {
    50: '#7fd173',
    500: '#31bb33',
    950: '#000000',
  },
}

SCSS

$custom: #31bb33;
$custom-light: #7fd173;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb33",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 51
  },
  "hsl": {
    "h": 120.87,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.69399,
    "c": 0.20884,
    "h": 143.1
  },
  "luminance": 0.36433
}

Semantic roles & 50–950 ramp

primary

#31BB33

secondary

#C97FC8

accent

#46DFE2

background

#F8FDF7

surface

#F0FAED

border

#CBD3C8

text

#0C1409

muted

#7D837B

Preview Lab

Preview with #31BB33

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

Preview Lab → · Contrast checker → · Palette generator →