#31BB58#31BB58

#31BB58 is a light, vivid green. Relative luminance 0.369; OKLCH L 69.8% C 0.181 H 148.3°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#31BB58
RGB	rgb(49, 187, 88)
HSL	hsl(137, 58%, 46%)
HSV	hsv(137, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 52.9%, 26.7%)
CIE-LAB	lab(67.20, -57.32, 39.57)
CIE-LCH	lch(67.20, 69.65, 145.38°)
OKLab	oklab(69.8% -0.1542 0.0952)
OKLCH	oklch(69.8% 0.181 148.3)
XYZ	xyz(20.7968, 36.8958, 15.2562)
Luminance	0.3690 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB58 #BB3194

analogous

#4FBB31 #31BB58 #31BB9D

triadic

#31BB58 #5831BB #BB5831

tetradic

#31BB58 #314FBB #BB3194 #BB9D31

square

#31BB58 #314FBB #BB3194 #BB9D31

split-complementary

#31BB58 #9D31BB #BB314F

monochromatic

#185A2A #248B41 #31BB58 #56D37A #87E0A0

Accessibility & contrast

On white

2.51

#31BB58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#31BB58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB58

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB58	#FFFFFF	#000000	##000000
##31BB58	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAA4F

Deuteranopia (green-blind)

#AD9F5F

Tritanopia (blue-blind)

#00B7A4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #31bb58;
/* rgb */ color: rgb(49, 187, 88);
/* oklch */ color: oklch(69.8% 0.181 148.3);

Tailwind

colors: {
  custom: {
    50: '#7dd189',
    500: '#31bb58',
    950: '#000000',
  },
}

SCSS

$custom: #31bb58;
$custom-light: #7dd189;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb58",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 88
  },
  "hsl": {
    "h": 136.957,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.69804,
    "c": 0.18124,
    "h": 148.3
  },
  "luminance": 0.36898
}

Semantic roles & 50–950 ramp

primary

#31BB58

secondary

#C97FB4

accent

#46B6E2

background

#F8FCF8

surface

#EFF9F0

border

#CAD2CB

text

#0B140C

muted

#7C827D

Preview Lab

Preview with #31BB58

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

Preview Lab → · Contrast checker → · Palette generator →