#40C5BB#40C5BB

#40C5BB is a light, moderate teal. Relative luminance 0.446; OKLCH L 75.0% C 0.114 H 187.8°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX#40C5BB
RGBrgb(64, 197, 187)
HSLhsl(175, 53%, 51%)
HSVhsv(175, 68%, 77%)
CMYKcmyk(67.5%, 0%, 5.1%, 22.7%)
CIE-LABlab(72.63, -37.69, -5.47)
CIE-LCHlch(72.63, 38.09, 188.26°)
OKLaboklab(75.02% -0.1128 -0.0154)
OKLCHoklch(75.02% 0.114 187.8)
XYZxyz(31.0461, 44.6068, 53.9778)
Luminance0.4461 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C5BB #C5404A
analogous
#40C578 #40C5BB #408CC5
triadic
#40C5BB #BB40C5 #C5BB40
tetradic
#40C5BB #7840C5 #C5404A #8CC540
square
#40C5BB #7840C5 #C5404A #8CC540
split-complementary
#40C5BB #C5408C #C57840
monochromatic
#206A65 #2F9991 #40C5BB #6FD3CC #9EE2DC

Accessibility & contrast

On white

2.12
#40C5BB on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.92
#40C5BB on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C5BB
9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C5BB#FFFFFF#000000##000000
##40C5BB1.002.129.929.92
#FFFFFF2.121.0021.0021.00
#0000009.9221.001.001.00
##0000009.9221.001.001.00

Color blindness preview

Protanopia (red-blind)
#BABBBB
Deuteranopia (green-blind)
#A7ACBC
Tritanopia (blue-blind)
#00CAC2
Achromatopsia (no color)
#B2B2B2

Design tokens & code

CSS
--color: #40c5bb;
/* rgb */ color: rgb(64, 197, 187);
/* oklch */ color: oklch(75.0% 0.114 187.8);
Tailwind
colors: {
  custom: {
    50: '#87d7cf',
    500: '#40c5bb',
    950: '#000000',
  },
}
SCSS
$custom: #40c5bb;
$custom-light: #87d7cf;
$custom-dark: #000000;
JSON
{
  "hex": "#40c5bb",
  "rgb": {
    "r": 64,
    "g": 197,
    "b": 187
  },
  "hsl": {
    "h": 175.489,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.75017,
    "c": 0.11383,
    "h": 187.8
  },
  "luminance": 0.4461
}

Semantic roles & 50–950 ramp

primary
#40C5BB
secondary
#CE9397
accent
#4B56DD
background
#F8FDFC
surface
#F0FAF9
border
#CBD3D2
text
#0D1413
muted
#7D8382

Preview Lab

Preview with #40C5BB

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

Preview Lab → · Contrast checker → · Palette generator →

#40C5BB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva