#31BC5B#31BC5B

#31BC5B is a light, vivid green. Relative luminance 0.374; OKLCH L 70.1% C 0.180 H 148.8°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#31BC5B
RGB	rgb(49, 188, 91)
HSL	hsl(138, 59%, 46%)
HSV	hsv(138, 74%, 74%)
CMYK	cmyk(73.9%, 0%, 51.6%, 26.3%)
CIE-LAB	lab(67.56, -57.23, 38.53)
CIE-LCH	lch(67.56, 68.99, 146.05°)
OKLab	oklab(70.11% -0.1539 0.0931)
OKLCH	oklch(70.11% 0.18 148.8)
XYZ	xyz(21.1365, 37.3723, 15.9951)
Luminance	0.3738 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BC5B #BC3192

analogous

#4DBC31 #31BC5B #31BCA1

triadic

#31BC5B #5B31BC #BC5B31

tetradic

#31BC5B #314DBC #BC3192 #BCA131

square

#31BC5B #314DBC #BC3192 #BCA131

split-complementary

#31BC5B #A131BC #BC314D

monochromatic

#185B2C #248B44 #31BC5B #57D37D #88E0A2

Accessibility & contrast

On white

2.48

#31BC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#31BC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BC5B

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BC5B	#FFFFFF	#000000	##000000
##31BC5B	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAB53

Deuteranopia (green-blind)

#ADA062

Tritanopia (blue-blind)

#00B8A6

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #31bc5b;
/* rgb */ color: rgb(49, 188, 91);
/* oklch */ color: oklch(70.1% 0.180 148.8);

Tailwind

colors: {
  custom: {
    50: '#7ed18b',
    500: '#31bc5b',
    950: '#000000',
  },
}

SCSS

$custom: #31bc5b;
$custom-light: #7ed18b;
$custom-dark: #000000;

JSON

{
  "hex": "#31bc5b",
  "rgb": {
    "r": 49,
    "g": 188,
    "b": 91
  },
  "hsl": {
    "h": 138.129,
    "s": 58.65,
    "l": 46.471
  },
  "oklch": {
    "l": 0.70111,
    "c": 0.17987,
    "h": 148.8
  },
  "luminance": 0.37375
}

Semantic roles & 50–950 ramp

primary

#31BC5B

secondary

#CA7FB3

accent

#46B3E2

background

#F8FDF8

surface

#EFFAF0

border

#CAD3CB

text

#0B140C

muted

#7C837D

Preview Lab

Preview with #31BC5B

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

Preview Lab → · Contrast checker → · Palette generator →