#40C3D7#40C3D7

#40C3D7 is a light, moderate teal. Relative luminance 0.450; OKLCH L 75.5% C 0.114 H 209.7°. Best body text is #000000 at 10.01:1 contrast (WCAG AA passes).

Color values

HEX#40C3D7
RGBrgb(64, 195, 215)
HSLhsl(188, 65%, 55%)
HSVhsv(188, 70%, 84%)
CMYKcmyk(70.2%, 9.3%, 0%, 15.7%)
CIE-LABlab(72.91, -28.67, -20.29)
CIE-LCHlch(72.91, 35.12, 215.29°)
OKLaboklab(75.53% -0.0989 -0.0564)
OKLCHoklch(75.53% 0.114 209.7)
XYZxyz(33.8899, 45.0226, 71.1809)
Luminance0.4503 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C3D7 #D75440
analogous
#40D7A0 #40C3D7 #4078D7
triadic
#40C3D7 #D740C3 #C3D740
tetradic
#40C3D7 #A040D7 #D75440 #78D740
square
#40C3D7 #A040D7 #D75440 #78D740
split-complementary
#40C3D7 #D74078 #D7A040
monochromatic
#1B7481 #26A1B4 #40C3D7 #73D3E2 #A5E3EC

Accessibility & contrast

On white

2.10
#40C3D7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.01
#40C3D7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C3D7
10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C3D7#FFFFFF#000000##000000
##40C3D71.002.1010.0110.01
#FFFFFF2.101.0021.0021.00
#00000010.0121.001.001.00
##00000010.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#B2BCD8
Deuteranopia (green-blind)
#9CACD7
Tritanopia (blue-blind)
#00CCC9
Achromatopsia (no color)
#B3B3B3

Design tokens & code

CSS
--color: #40c3d7;
/* rgb */ color: rgb(64, 195, 215);
/* oklch */ color: oklch(75.5% 0.114 209.7);
Tailwind
colors: {
  custom: {
    50: '#89d5e3',
    500: '#40c3d7',
    950: '#000000',
  },
}
SCSS
$custom: #40c3d7;
$custom-light: #89d5e3;
$custom-dark: #000000;
JSON
{
  "hex": "#40c3d7",
  "rgb": {
    "r": 64,
    "g": 195,
    "b": 215
  },
  "hsl": {
    "h": 187.947,
    "s": 65.368,
    "l": 54.706
  },
  "oklch": {
    "l": 0.75528,
    "c": 0.11384,
    "h": 209.7
  },
  "luminance": 0.45026
}

Semantic roles & 50–950 ramp

primary
#40C3D7
secondary
#D9A29A
accent
#563FE8
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1415
muted
#7E8383

Preview Lab

Preview with #40C3D7

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

Preview Lab → · Contrast checker → · Palette generator →

#40C3D7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva