#40D1DE#40D1DE

#40D1DE is a light, moderate teal. Relative luminance 0.520; OKLCH L 79.1% C 0.120 H 203.9°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#40D1DE
RGB	rgb(64, 209, 222)
HSL	hsl(185, 71%, 56%)
HSV	hsv(185, 71%, 87%)
CMYK	cmyk(71.2%, 5.9%, 0%, 12.9%)
CIE-LAB	lab(77.26, -33.33, -17.49)
CIE-LCH	lch(77.26, 37.63, 207.69°)
OKLab	oklab(79.12% -0.1097 -0.0486)
OKLCH	oklch(79.12% 0.12 203.9)
XYZ	xyz(38.0938, 51.9603, 77.1148)
Luminance	0.5196 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D1DE #DE4D40

analogous

#40DE9C #40D1DE #4082DE

triadic

#40D1DE #DE40D1 #D1DE40

tetradic

#40D1DE #9C40DE #DE4D40 #82DE40

square

#40D1DE #9C40DE #DE4D40 #82DE40

split-complementary

#40D1DE #DE4082 #DE9C40

monochromatic

#18828B #21B3C0 #40D1DE #74DEE7 #A8EAF0

Accessibility & contrast

On white

1.84

#40D1DE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#40D1DE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D1DE

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D1DE	#FFFFFF	#000000	##000000
##40D1DE	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0C8DF

Deuteranopia (green-blind)

#AAB8DF

Tritanopia (blue-blind)

#00D9D5

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d1de;
/* rgb */ color: rgb(64, 209, 222);
/* oklch */ color: oklch(79.1% 0.120 203.9);

Tailwind

colors: {
  custom: {
    50: '#8bdfe8',
    500: '#40d1de',
    950: '#000000',
  },
}

SCSS

$custom: #40d1de;
$custom-light: #8bdfe8;
$custom-dark: #000000;

JSON

{
  "hex": "#40d1de",
  "rgb": {
    "r": 64,
    "g": 209,
    "b": 222
  },
  "hsl": {
    "h": 184.937,
    "s": 70.536,
    "l": 56.078
  },
  "oklch": {
    "l": 0.79118,
    "c": 0.11996,
    "h": 203.9
  },
  "luminance": 0.51965
}

Semantic roles & 50–950 ramp

primary

#40D1DE

secondary

#913931

accent

#493AED

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40D1DE

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

Preview Lab → · Contrast checker → · Palette generator →