#40C9CC#40C9CC

#40C9CC is a light, moderate teal. Relative luminance 0.472; OKLCH L 76.6% C 0.114 H 197.2°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX#40C9CC
RGBrgb(64, 201, 204)
HSLhsl(181, 58%, 53%)
HSVhsv(181, 69%, 80%)
CMYKcmyk(68.6%, 1.5%, 0%, 20%)
CIE-LABlab(74.33, -34.78, -12.18)
CIE-LCHlch(74.33, 36.85, 199.30°)
OKLaboklab(76.56% -0.1094 -0.0338)
OKLCHoklch(76.56% 0.114 197.2)
XYZxyz(33.8952, 47.2190, 64.4428)
Luminance0.4722 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40C9CC #CC4340
analogous
#40CC89 #40C9CC #4083CC
triadic
#40C9CC #CC40C9 #C9CC40
tetradic
#40C9CC #8940CC #CC4340 #83CC40
square
#40C9CC #8940CC #CC4340 #83CC40
split-complementary
#40C9CC #CC4083 #CC8940
monochromatic
#1F7173 #2CA1A3 #40C9CC #70D7D9 #A1E4E6

Accessibility & contrast

On white

2.01
#40C9CC on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.44
#40C9CC on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9CC
10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40C9CC#FFFFFF#000000##000000
##40C9CC1.002.0110.4410.44
#FFFFFF2.011.0021.0021.00
#00000010.4421.001.001.00
##00000010.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#BBC0CC
Deuteranopia (green-blind)
#A6B0CD
Tritanopia (blue-blind)
#00D0CA
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #40c9cc;
/* rgb */ color: rgb(64, 201, 204);
/* oklch */ color: oklch(76.6% 0.114 197.2);
Tailwind
colors: {
  custom: {
    50: '#89dadb',
    500: '#40c9cc',
    950: '#000000',
  },
}
SCSS
$custom: #40c9cc;
$custom-light: #89dadb;
$custom-dark: #000000;
JSON
{
  "hex": "#40c9cc",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 204
  },
  "hsl": {
    "h": 181.286,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.76561,
    "c": 0.11449,
    "h": 197.2
  },
  "luminance": 0.47223
}

Semantic roles & 50–950 ramp

primary
#40C9CC
secondary
#D29795
accent
#4A47E1
background
#F9FDFD
surface
#F1FAFB
border
#CBD3D4
text
#0D1515
muted
#7E8383

Preview Lab

Preview with #40C9CC

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

Preview Lab → · Contrast checker → · Palette generator →

#40C9CC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva