#40C1D0#40C1D0

#40C1D0 is a light, moderate teal. Relative luminance 0.438; OKLCH L 74.8% C 0.111 H 206.3°. Best body text is #000000 at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#40C1D0
RGB	rgb(64, 193, 208)
HSL	hsl(186, 61%, 53%)
HSV	hsv(186, 69%, 82%)
CMYK	cmyk(69.2%, 7.2%, 0%, 18.4%)
CIE-LAB	lab(72.08, -29.79, -17.74)
CIE-LCH	lch(72.08, 34.67, 210.77°)
OKLab	oklab(74.78% -0.0997 -0.0492)
OKLCH	oklch(74.78% 0.111 206.3)
XYZ	xyz(32.5646, 43.7802, 66.3965)
Luminance	0.4378 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C1D0 #D04F40

analogous

#40D097 #40C1D0 #4079D0

triadic

#40C1D0 #D040C1 #C1D040

tetradic

#40C1D0 #9740D0 #D04F40 #79D040

square

#40C1D0 #9740D0 #D04F40 #79D040

split-complementary

#40C1D0 #D04079 #D09740

monochromatic

#1E6F78 #2A9CA9 #40C1D0 #71D1DC #A2E1E8

Accessibility & contrast

On white

2.15

#40C1D0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.76

#40C1D0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C1D0

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C1D0	#FFFFFF	#000000	##000000
##40C1D0	1.00	2.15	9.76	9.76
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.76	21.00	1.00	1.00
##000000	9.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1B9D1

Deuteranopia (green-blind)

#9CAAD0

Tritanopia (blue-blind)

#00C9C5

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #40c1d0;
/* rgb */ color: rgb(64, 193, 208);
/* oklch */ color: oklch(74.8% 0.111 206.3);

Tailwind

colors: {
  custom: {
    50: '#88d4de',
    500: '#40c1d0',
    950: '#000000',
  },
}

SCSS

$custom: #40c1d0;
$custom-light: #88d4de;
$custom-dark: #000000;

JSON

{
  "hex": "#40c1d0",
  "rgb": {
    "r": 64,
    "g": 193,
    "b": 208
  },
  "hsl": {
    "h": 186.25,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.74784,
    "c": 0.11125,
    "h": 206.3
  },
  "luminance": 0.43784
}

Semantic roles & 50–950 ramp

primary

#40C1D0

secondary

#D59D97

accent

#5544E4

background

#F9FDFD

surface

#F1FAFB

border

#CBD3D4

text

#0D1415

muted

#7E8383

Preview Lab

Preview with #40C1D0

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

Preview Lab → · Contrast checker → · Palette generator →