#40CBB5#40CBB5

#40CBB5 is a light, vivid teal. Relative luminance 0.471; OKLCH L 76.3% C 0.122 H 180.1°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX#40CBB5
RGBrgb(64, 203, 181)
HSLhsl(171, 57%, 52%)
HSVhsv(171, 68%, 80%)
CMYKcmyk(68.5%, 0%, 10.8%, 20.4%)
CIE-LABlab(74.28, -41.99, 0.20)
CIE-LCHlch(74.28, 41.99, 179.73°)
OKLaboklab(76.3% -0.1215 -0.0002)
OKLCHoklch(76.3% 0.122 180.1)
XYZxyz(31.8068, 47.1344, 51.1287)
Luminance0.4714 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#40CBB5 #CB4056
analogous
#40CB70 #40CBB5 #409BCB
triadic
#40CBB5 #B540CB #CBB540
tetradic
#40CBB5 #7040CB #CB4056 #9BCB40
square
#40CBB5 #7040CB #CB4056 #9BCB40
split-complementary
#40CBB5 #CB409B #CB7040
monochromatic
#1F7265 #2CA28F #40CBB5 #70D8C8 #A0E5DA

Accessibility & contrast

On white

2.01
#40CBB5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.43
#40CBB5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40CBB5
10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##40CBB5#FFFFFF#000000##000000
##40CBB51.002.0110.4310.43
#FFFFFF2.011.0021.0021.00
#00000010.4321.001.001.00
##00000010.4321.001.001.00

Color blindness preview

Protanopia (red-blind)
#C2BFB4
Deuteranopia (green-blind)
#AFB1B7
Tritanopia (blue-blind)
#00CEC4
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #40cbb5;
/* rgb */ color: rgb(64, 203, 181);
/* oklch */ color: oklch(76.3% 0.122 180.1);
Tailwind
colors: {
  custom: {
    50: '#87dbcb',
    500: '#40cbb5',
    950: '#000000',
  },
}
SCSS
$custom: #40cbb5;
$custom-light: #87dbcb;
$custom-dark: #000000;
JSON
{
  "hex": "#40cbb5",
  "rgb": {
    "r": 64,
    "g": 203,
    "b": 181
  },
  "hsl": {
    "h": 170.504,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.763,
    "c": 0.12155,
    "h": 180.1
  },
  "luminance": 0.47138
}

Semantic roles & 50–950 ramp

primary
#40CBB5
secondary
#D2959F
accent
#4760E0
background
#F9FDFC
surface
#F1FBF8
border
#CBD4D1
text
#0D1513
muted
#7E8382

Preview Lab

Preview with #40CBB5

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

Preview Lab → · Contrast checker → · Palette generator →

#40CBB5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva