#31C9B5#31C9B5

#31C9B5 is a light, vivid teal. Relative luminance 0.458; OKLCH L 75.5% C 0.125 H 181.7°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX#31C9B5
RGBrgb(49, 201, 181)
HSLhsl(172, 61%, 49%)
HSVhsv(172, 76%, 79%)
CMYKcmyk(75.6%, 0%, 10%, 21.2%)
CIE-LABlab(73.39, -43.02, -1.14)
CIE-LCHlch(73.39, 43.04, 181.51°)
OKLaboklab(75.5% -0.1252 -0.0038)
OKLCHoklch(75.5% 0.125 181.7)
XYZxyz(30.4896, 45.7587, 50.9325)
Luminance0.4576 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#31C9B5 #C93145
analogous
#31C969 #31C9B5 #3191C9
triadic
#31C9B5 #B531C9 #C9B531
tetradic
#31C9B5 #6931C9 #C93145 #91C931
square
#31C9B5 #6931C9 #C93145 #91C931
split-complementary
#31C9B5 #C93191 #C96931
monochromatic
#19675C #259889 #31C9B5 #5FD8C8 #90E4D9

Accessibility & contrast

On white

2.07
#31C9B5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.15
#31C9B5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C9B5
10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##31C9B5#FFFFFF#000000##000000
##31C9B51.002.0710.1510.15
#FFFFFF2.071.0021.0021.00
#00000010.1521.001.001.00
##00000010.1521.001.001.00

Color blindness preview

Protanopia (red-blind)
#C0BDB4
Deuteranopia (green-blind)
#ABAEB7
Tritanopia (blue-blind)
#00CDC3
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #31c9b5;
/* rgb */ color: rgb(49, 201, 181);
/* oklch */ color: oklch(75.5% 0.125 181.7);
Tailwind
colors: {
  custom: {
    50: '#82dacb',
    500: '#31c9b5',
    950: '#000000',
  },
}
SCSS
$custom: #31c9b5;
$custom-light: #82dacb;
$custom-dark: #000000;
JSON
{
  "hex": "#31c9b5",
  "rgb": {
    "r": 49,
    "g": 201,
    "b": 181
  },
  "hsl": {
    "h": 172.105,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.75496,
    "c": 0.12526,
    "h": 181.7
  },
  "luminance": 0.45762
}

Semantic roles & 50–950 ramp

primary
#31C9B5
secondary
#CF8791
accent
#4459E4
background
#F8FDFC
surface
#F0FBF8
border
#CBD4D1
text
#0C1513
muted
#7D8382

Preview Lab

Preview with #31C9B5

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

Preview Lab → · Contrast checker → · Palette generator →

#31C9B5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva