#40C8E3#40C8E3

#40C8E3 is a light, moderate teal. Relative luminance 0.479; OKLCH L 77.2% C 0.119 H 214.0°. Best body text is #000000 at 10.59:1 contrast (WCAG AA passes).

Color values

HEX#40C8E3
RGBrgb(64, 200, 227)
HSLhsl(190, 74%, 57%)
HSVhsv(190, 72%, 89%)
CMYKcmyk(71.8%, 11.9%, 0%, 11%)
CIE-LABlab(74.79, -27.47, -23.93)
CIE-LCHlch(74.79, 36.43, 221.06°)
OKLaboklab(77.18% -0.099 -0.0667)
OKLCHoklch(77.18% 0.119 214)
XYZxyz(36.6279, 47.9403, 79.9811)
Luminance0.4794 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C8E3 #E35B40
analogous
#40E3AD #40C8E3 #4076E3
triadic
#40C8E3 #E340C8 #C8E340
tetradic
#40C8E3 #AD40E3 #E35B40 #76E340
square
#40C8E3 #AD40E3 #E35B40 #76E340
split-complementary
#40C8E3 #E34076 #E3AD40
monochromatic
#167E93 #1DACC8 #40C8E3 #75D7EB #ABE7F3

Accessibility & contrast

On white

1.98
#40C8E3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.59
#40C8E3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C8E3
10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C8E3#FFFFFF#000000##000000
##40C8E31.001.9810.5910.59
#FFFFFF1.981.0021.0021.00
#00000010.5921.001.001.00
##00000010.5921.001.001.00

Color blindness preview

Protanopia (red-blind)
#B4C1E5
Deuteranopia (green-blind)
#9EB1E3
Tritanopia (blue-blind)
#00D2D0
Achromatopsia (no color)
#B8B8B8

Design tokens & code

CSS
--color: #40c8e3;
/* rgb */ color: rgb(64, 200, 227);
/* oklch */ color: oklch(77.2% 0.119 214.0);
Tailwind
colors: {
  custom: {
    50: '#8bd9eb',
    500: '#40c8e3',
    950: '#000000',
  },
}
SCSS
$custom: #40c8e3;
$custom-light: #8bd9eb;
$custom-dark: #000000;
JSON
{
  "hex": "#40c8e3",
  "rgb": {
    "r": 64,
    "g": 200,
    "b": 227
  },
  "hsl": {
    "h": 189.939,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.7718,
    "c": 0.11934,
    "h": 214
  },
  "luminance": 0.47945
}

Semantic roles & 50–950 ramp

primary
#40C8E3
secondary
#E1A99E
accent
#5637F1
background
#F9FDFE
surface
#F2FAFD
border
#CCD3D5
text
#0E1416
muted
#7E8384

Preview Lab

Preview with #40C8E3

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

Preview Lab → · Contrast checker → · Palette generator →

#40C8E3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva