#40C5D5#40C5D5

#40C5D5 is a light, moderate teal. Relative luminance 0.458; OKLCH L 75.9% C 0.114 H 206.7°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX#40C5D5
RGBrgb(64, 197, 213)
HSLhsl(186, 64%, 54%)
HSVhsv(186, 70%, 84%)
CMYKcmyk(70%, 7.5%, 0%, 16.5%)
CIE-LABlab(73.43, -30.24, -18.41)
CIE-LCHlch(73.43, 35.41, 211.33°)
OKLaboklab(75.93% -0.1017 -0.0511)
OKLCHoklch(75.93% 0.114 206.7)
XYZxyz(34.0856, 45.8226, 69.9861)
Luminance0.4583 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C5D5 #D55040
analogous
#40D59B #40C5D5 #407BD5
triadic
#40C5D5 #D540C5 #C5D540
tetradic
#40C5D5 #9B40D5 #D55040 #7BD540
square
#40C5D5 #9B40D5 #D55040 #7BD540
split-complementary
#40C5D5 #D5407B #D59B40
monochromatic
#1C747F #27A2B1 #40C5D5 #72D4E0 #A4E3EB

Accessibility & contrast

On white

2.07
#40C5D5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.17
#40C5D5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C5D5
10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C5D5#FFFFFF#000000##000000
##40C5D51.002.0710.1710.17
#FFFFFF2.071.0021.0021.00
#00000010.1721.001.001.00
##00000010.1721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B4BDD6
Deuteranopia (green-blind)
#9FAED5
Tritanopia (blue-blind)
#00CECA
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #40c5d5;
/* rgb */ color: rgb(64, 197, 213);
/* oklch */ color: oklch(75.9% 0.114 206.7);
Tailwind
colors: {
  custom: {
    50: '#89d7e2',
    500: '#40c5d5',
    950: '#000000',
  },
}
SCSS
$custom: #40c5d5;
$custom-light: #89d7e2;
$custom-dark: #000000;
JSON
{
  "hex": "#40c5d5",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 213
  },
  "hsl": {
    "h": 186.443,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.75928,
    "c": 0.1138,
    "h": 206.7
  },
  "luminance": 0.45827
}

Semantic roles & 50–950 ramp

primary
#40C5D5
secondary
#D8A099
accent
#5341E7
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1415
muted
#7E8383

Preview Lab

Preview with #40C5D5

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

Preview Lab → · Contrast checker → · Palette generator →

#40C5D5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva