#40BFD0#40BFD0

#40BFD0 is a light, moderate teal. Relative luminance 0.429; OKLCH L 74.3% C 0.111 H 207.9°. Best body text is #000000 at 9.58:1 contrast (WCAG AA passes).

Color values

HEX#40BFD0
RGBrgb(64, 191, 208)
HSLhsl(187, 61%, 53%)
HSVhsv(187, 69%, 82%)
CMYKcmyk(69.2%, 8.2%, 0%, 18.4%)
CIE-LABlab(71.49, -28.82, -18.63)
CIE-LCHlch(71.49, 34.32, 212.89°)
OKLaboklab(74.3% -0.0978 -0.0518)
OKLCHoklch(74.3% 0.111 207.9)
XYZxyz(32.1254, 42.9020, 66.2501)
Luminance0.4291 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40BFD0 #D05140
analogous
#40D099 #40BFD0 #4077D0
triadic
#40BFD0 #D040BF #BFD040
tetradic
#40BFD0 #9940D0 #D05140 #77D040
square
#40BFD0 #9940D0 #D05140 #77D040
split-complementary
#40BFD0 #D04077 #D09940
monochromatic
#1E6D78 #2A9AA9 #40BFD0 #71CFDC #A2E0E8

Accessibility & contrast

On white

2.19
#40BFD0 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.58
#40BFD0 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BFD0
9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40BFD0#FFFFFF#000000##000000
##40BFD01.002.199.589.58
#FFFFFF2.191.0021.0021.00
#0000009.5821.001.001.00
##0000009.5821.001.001.00

Color blindness preview

Protanopia (red-blind)
#AFB8D1
Deuteranopia (green-blind)
#9AA9D0
Tritanopia (blue-blind)
#00C7C4
Achromatopsia (no color)
#AFAFAF

Design tokens & code

CSS
--color: #40bfd0;
/* rgb */ color: rgb(64, 191, 208);
/* oklch */ color: oklch(74.3% 0.111 207.9);
Tailwind
colors: {
  custom: {
    50: '#88d2de',
    500: '#40bfd0',
    950: '#000000',
  },
}
SCSS
$custom: #40bfd0;
$custom-light: #88d2de;
$custom-dark: #000000;
JSON
{
  "hex": "#40bfd0",
  "rgb": {
    "r": 64,
    "g": 191,
    "b": 208
  },
  "hsl": {
    "h": 187.083,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.74305,
    "c": 0.11062,
    "h": 207.9
  },
  "luminance": 0.42906
}

Semantic roles & 50–950 ramp

primary
#40BFD0
secondary
#D59E97
accent
#5744E4
background
#F9FCFD
surface
#F1F9FB
border
#CBD2D4
text
#0D1415
muted
#7E8283

Preview Lab

Preview with #40BFD0

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

Preview Lab → · Contrast checker → · Palette generator →

#40BFD0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva