#31B681#31B681

#31B681 is a light, vivid teal. Relative luminance 0.357; OKLCH L 69.3% C 0.138 H 161.7°. Best body text is #000000 at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#31B681
RGB	rgb(49, 182, 129)
HSL	hsl(156, 58%, 45%)
HSV	hsv(156, 73%, 71%)
CMYK	cmyk(73.1%, 0%, 29.1%, 28.6%)
CIE-LAB	lab(66.28, -47.89, 17.00)
CIE-LCH	lch(66.28, 50.81, 160.45°)
OKLab	oklab(69.27% -0.1308 0.0432)
OKLCH	oklch(69.27% 0.138 161.7)
XYZ	xyz(21.9547, 35.6913, 26.4967)
Luminance	0.3569 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31B681 #B63166

analogous

#31B63E #31B681 #31A9B6

triadic

#31B681 #8131B6 #B68131

tetradic

#31B681 #3E31B6 #B63166 #A9B631

square

#31B681 #3E31B6 #B63166 #A9B631

split-complementary

#31B681 #B631A9 #B63E31

monochromatic

#17563D #24865F #31B681 #53D19F #84DEBA

Accessibility & contrast

On white

2.58

#31B681 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.14

#31B681 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B681

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31B681	#FFFFFF	#000000	##000000
##31B681	1.00	2.58	8.14	8.14
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.14	21.00	1.00	1.00
##000000	8.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A87E

Deuteranopia (green-blind)

#A39C84

Tritanopia (blue-blind)

#00B6A8

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #31b681;
/* rgb */ color: rgb(49, 182, 129);
/* oklch */ color: oklch(69.3% 0.138 161.7);

Tailwind

colors: {
  custom: {
    50: '#7ccda5',
    500: '#31b681',
    950: '#000000',
  },
}

SCSS

$custom: #31b681;
$custom-light: #7ccda5;
$custom-dark: #000000;

JSON

{
  "hex": "#31b681",
  "rgb": {
    "r": 49,
    "g": 182,
    "b": 129
  },
  "hsl": {
    "h": 156.09,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.69268,
    "c": 0.13775,
    "h": 161.7
  },
  "luminance": 0.35694
}

Semantic roles & 50–950 ramp

primary

#31B681

secondary

#C77C9A

accent

#4784E1

background

#F8FCFA

surface

#EFF9F4

border

#CAD2CE

text

#0B130F

muted

#7C827F

Preview Lab

Preview with #31B681

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

Preview Lab → · Contrast checker → · Palette generator →