#31B3B4#31B3B4

#31B3B4 is a light, moderate teal. Relative luminance 0.362; OKLCH L 70.0% C 0.108 H 195.7°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX#31B3B4
RGBrgb(49, 179, 180)
HSLhsl(180, 57%, 45%)
HSVhsv(180, 73%, 71%)
CMYKcmyk(72.8%, 0.6%, 0%, 29.4%)
CIE-LABlab(66.66, -33.31, -10.54)
CIE-LCHlch(66.66, 34.94, 197.56°)
OKLaboklab(70.01% -0.1039 -0.0293)
OKLCHoklch(70.01% 0.108 195.7)
XYZxyz(25.6212, 36.1854, 48.8053)
Luminance0.3619 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B3B4 #B43231
analogous
#31B474 #31B3B4 #3172B4
triadic
#31B3B4 #B431B3 #B3B431
tetradic
#31B3B4 #7431B4 #B43231 #72B431
square
#31B3B4 #7431B4 #B43231 #72B431
split-complementary
#31B3B4 #B43172 #B47431
monochromatic
#175354 #248384 #31B3B4 #52CFD0 #82DCDD

Accessibility & contrast

On white

2.55
#31B3B4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.24
#31B3B4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B3B4
8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B3B4#FFFFFF#000000##000000
##31B3B41.002.558.248.24
#FFFFFF2.551.0021.0021.00
#0000008.2421.001.001.00
##0000008.2421.001.001.00

Color blindness preview

Protanopia (red-blind)
#A7AAB4
Deuteranopia (green-blind)
#949CB5
Tritanopia (blue-blind)
#00B9B3
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #31b3b4;
/* rgb */ color: rgb(49, 179, 180);
/* oklch */ color: oklch(70.0% 0.108 195.7);
Tailwind
colors: {
  custom: {
    50: '#7ecaca',
    500: '#31b3b4',
    950: '#000000',
  },
}
SCSS
$custom: #31b3b4;
$custom-light: #7ecaca;
$custom-dark: #000000;
JSON
{
  "hex": "#31b3b4",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 180
  },
  "hsl": {
    "h": 180.458,
    "s": 57.205,
    "l": 44.902
  },
  "oklch": {
    "l": 0.7001,
    "c": 0.10798,
    "h": 195.7
  },
  "luminance": 0.36188
}

Semantic roles & 50–950 ramp

primary
#31B3B4
secondary
#C67B7B
accent
#4947E0
background
#F8FCFC
surface
#F0F8F8
border
#CBD1D1
text
#0B1313
muted
#7C8282

Preview Lab

Preview with #31B3B4

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

Preview Lab → · Contrast checker → · Palette generator →

#31B3B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva