#31B3B8#31B3B8

#31B3B8 is a light, moderate teal. Relative luminance 0.364; OKLCH L 70.2% C 0.108 H 198.9°. Best body text is #000000 at 8.27:1 contrast (WCAG AA passes).

Color values

HEX#31B3B8
RGBrgb(49, 179, 184)
HSLhsl(182, 58%, 46%)
HSVhsv(182, 73%, 72%)
CMYKcmyk(73.4%, 2.7%, 0%, 27.8%)
CIE-LABlab(66.79, -32.12, -12.57)
CIE-LCHlch(66.79, 34.49, 201.37°)
OKLaboklab(70.15% -0.1022 -0.0349)
OKLCHoklch(70.15% 0.108 198.9)
XYZxyz(26.0346, 36.3507, 50.9824)
Luminance0.3635 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31B3B8 #B83631
analogous
#31B879 #31B3B8 #316FB8
triadic
#31B3B8 #B831B3 #B3B831
tetradic
#31B3B8 #7931B8 #B83631 #6FB831
square
#31B3B8 #7931B8 #B83631 #6FB831
split-complementary
#31B3B8 #B8316F #B87931
monochromatic
#175557 #248488 #31B3B8 #55CDD2 #85DBDE

Accessibility & contrast

On white

2.54
#31B3B8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.27
#31B3B8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31B3B8
8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31B3B8#FFFFFF#000000##000000
##31B3B81.002.548.278.27
#FFFFFF2.541.0021.0021.00
#0000008.2721.001.001.00
##0000008.2721.001.001.00

Color blindness preview

Protanopia (red-blind)
#A6ABB9
Deuteranopia (green-blind)
#939CB9
Tritanopia (blue-blind)
#00B9B4
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #31b3b8;
/* rgb */ color: rgb(49, 179, 184);
/* oklch */ color: oklch(70.2% 0.108 198.9);
Tailwind
colors: {
  custom: {
    50: '#7fcacd',
    500: '#31b3b8',
    950: '#000000',
  },
}
SCSS
$custom: #31b3b8;
$custom-light: #7fcacd;
$custom-dark: #000000;
JSON
{
  "hex": "#31b3b8",
  "rgb": {
    "r": 49,
    "g": 179,
    "b": 184
  },
  "hsl": {
    "h": 182.222,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.70153,
    "c": 0.10798,
    "h": 198.9
  },
  "luminance": 0.36354
}

Semantic roles & 50–950 ramp

primary
#31B3B8
secondary
#C8807D
accent
#4C47E1
background
#F8FCFC
surface
#F0F8F9
border
#CBD1D2
text
#0C1313
muted
#7D8282

Preview Lab

Preview with #31B3B8

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

Preview Lab → · Contrast checker → · Palette generator →

#31B3B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva