#31B391#31B391

#31B391 is a light, vivid teal. Relative luminance 0.349; OKLCH L 68.9% C 0.122 H 171.1°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX#31B391
RGBrgb(49, 179, 145)
HSLhsl(164, 57%, 45%)
HSVhsv(164, 73%, 70%)
CMYKcmyk(72.6%, 0%, 19%, 29.8%)
CIE-LABlab(65.70, -42.87, 7.42)
CIE-LCHlch(65.70, 43.50, 170.18°)
OKLaboklab(68.91% -0.1201 0.0189)
OKLCHoklch(68.91% 0.122 171.1)
XYZxyz(22.4949, 34.9349, 32.3401)
Luminance0.3494 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B391 #B33153
analogous
#31B350 #31B391 #3194B3
triadic
#31B391 #9131B3 #B39131
tetradic
#31B391 #5031B3 #B33153 #94B331
square
#31B391 #5031B3 #B33153 #94B331
split-complementary
#31B391 #B33194 #B35031
monochromatic
#175343 #24836A #31B391 #52D0AF #82DDC5

Accessibility & contrast

On white

2.63
#31B391 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.99
#31B391 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B391
7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B391#FFFFFF#000000##000000
##31B3911.002.637.997.99
#FFFFFF2.631.0021.0021.00
#0000007.9921.001.001.00
##0000007.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#AEA78F
Deuteranopia (green-blind)
#9C9A93
Tritanopia (blue-blind)
#00B4A9
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #31b391;
/* rgb */ color: rgb(49, 179, 145);
/* oklch */ color: oklch(68.9% 0.122 171.1);
Tailwind
colors: {
  custom: {
    50: '#7ccab1',
    500: '#31b391',
    950: '#000000',
  },
}
SCSS
$custom: #31b391;
$custom-light: #7ccab1;
$custom-dark: #000000;
JSON
{
  "hex": "#31b391",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 145
  },
  "hsl": {
    "h": 164.308,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.68905,
    "c": 0.12158,
    "h": 171.1
  },
  "luminance": 0.34938
}

Semantic roles & 50–950 ramp

primary
#31B391
secondary
#C67A8E
accent
#486FE0
background
#F8FCFA
surface
#EFF8F5
border
#CAD1CF
text
#0B1310
muted
#7C827F

Preview Lab

Preview with #31B391

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

Preview Lab → · Contrast checker → · Palette generator →

#31B391 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva