#31BB81#31BB81

#31BB81 is a light, vivid teal. Relative luminance 0.378; OKLCH L 70.6% C 0.144 H 160.3°. Best body text is #000000 at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#31BB81
RGB	rgb(49, 187, 129)
HSL	hsl(155, 58%, 46%)
HSV	hsv(155, 74%, 73%)
CMYK	cmyk(73.8%, 0%, 31%, 26.7%)
CIE-LAB	lab(67.86, -49.88, 19.17)
CIE-LCH	lch(67.86, 53.44, 158.98°)
OKLab	oklab(70.56% -0.1358 0.0486)
OKLCH	oklch(70.56% 0.144 160.3)
XYZ	xyz(22.9970, 37.7759, 26.8441)
Luminance	0.3778 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31BB81 #BB316B

analogous

#31BB3C #31BB81 #31B0BB

triadic

#31BB81 #8131BB #BB8131

tetradic

#31BB81 #3C31BB #BB316B #B0BB31

square

#31BB81 #3C31BB #BB316B #B0BB31

split-complementary

#31BB81 #BB31B0 #BB3C31

monochromatic

#185A3E #248B60 #31BB81 #56D39F #87E0BA

Accessibility & contrast

On white

2.45

#31BB81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.56

#31BB81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31BB81

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31BB81	#FFFFFF	#000000	##000000
##31BB81	1.00	2.45	8.56	8.56
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.56	21.00	1.00	1.00
##000000	8.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9AD7E

Deuteranopia (green-blind)

#A7A085

Tritanopia (blue-blind)

#00BAAC

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #31bb81;
/* rgb */ color: rgb(49, 187, 129);
/* oklch */ color: oklch(70.6% 0.144 160.3);

Tailwind

colors: {
  custom: {
    50: '#7dd0a5',
    500: '#31bb81',
    950: '#000000',
  },
}

SCSS

$custom: #31bb81;
$custom-light: #7dd0a5;
$custom-dark: #000000;

JSON

{
  "hex": "#31bb81",
  "rgb": {
    "r": 49,
    "g": 187,
    "b": 129
  },
  "hsl": {
    "h": 154.783,
    "s": 58.475,
    "l": 46.275
  },
  "oklch": {
    "l": 0.7056,
    "c": 0.14423,
    "h": 160.3
  },
  "luminance": 0.37779
}

Semantic roles & 50–950 ramp

primary

#31BB81

secondary

#C97F9E

accent

#4687E2

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B140F

muted

#7C827F

Preview Lab

Preview with #31BB81

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

Preview Lab → · Contrast checker → · Palette generator →