#31B1B8#31B1B8

#31B1B8 is a light, moderate teal. Relative luminance 0.356; OKLCH L 69.7% C 0.107 H 200.5°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX#31B1B8
RGBrgb(49, 177, 184)
HSLhsl(183, 58%, 46%)
HSVhsv(183, 73%, 72%)
CMYKcmyk(73.4%, 3.8%, 0%, 27.8%)
CIE-LABlab(66.18, -31.16, -13.48)
CIE-LCHlch(66.18, 33.95, 203.40°)
OKLaboklab(69.66% -0.1002 -0.0374)
OKLCHoklch(69.66% 0.107 200.5)
XYZxyz(25.6366, 35.5549, 50.8497)
Luminance0.3556 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B1B8 #B83831
analogous
#31B87B #31B1B8 #316DB8
triadic
#31B1B8 #B831B1 #B1B831
tetradic
#31B1B8 #7B31B8 #B83831 #6DB831
square
#31B1B8 #7B31B8 #B83831 #6DB831
split-complementary
#31B1B8 #B8316D #B87B31
monochromatic
#175457 #248388 #31B1B8 #55CBD2 #85DADE

Accessibility & contrast

On white

2.59
#31B1B8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.11
#31B1B8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B1B8
8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B1B8#FFFFFF#000000##000000
##31B1B81.002.598.118.11
#FFFFFF2.591.0021.0021.00
#0000008.1121.001.001.00
##0000008.1121.001.001.00

Color blindness preview

Protanopia (red-blind)
#A4A9B9
Deuteranopia (green-blind)
#909BB9
Tritanopia (blue-blind)
#00B8B3
Achromatopsia (no color)
#A1A1A1

Design tokens & code

CSS
--color: #31b1b8;
/* rgb */ color: rgb(49, 177, 184);
/* oklch */ color: oklch(69.7% 0.107 200.5);
Tailwind
colors: {
  custom: {
    50: '#7fc8cd',
    500: '#31b1b8',
    950: '#000000',
  },
}
SCSS
$custom: #31b1b8;
$custom-light: #7fc8cd;
$custom-dark: #000000;
JSON
{
  "hex": "#31b1b8",
  "rgb": {
    "r": 49,
    "g": 177,
    "b": 184
  },
  "hsl": {
    "h": 183.111,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.6966,
    "c": 0.10696,
    "h": 200.5
  },
  "luminance": 0.35558
}

Semantic roles & 50–950 ramp

primary
#31B1B8
secondary
#C8817D
accent
#4F47E1
background
#F8FCFC
surface
#F0F8F9
border
#CBD1D2
text
#0C1313
muted
#7D8282

Preview Lab

Preview with #31B1B8

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

Preview Lab → · Contrast checker → · Palette generator →

#31B1B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva