#40E0EA#40E0EA

#40E0EA is a very light, vivid teal. Relative luminance 0.603; OKLCH L 83.1% C 0.128 H 201.3°. Best body text is #000000 at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#40E0EA
RGB	rgb(64, 224, 234)
HSL	hsl(184, 80%, 58%)
HSV	hsv(184, 73%, 92%)
CMYK	cmyk(72.6%, 4.3%, 0%, 8.2%)
CIE-LAB	lab(82.02, -36.85, -16.71)
CIE-LCH	lch(82.02, 40.46, 204.39°)
OKLab	oklab(83.1% -0.1191 -0.0464)
OKLCH	oklch(83.1% 0.128 201.3)
XYZ	xyz(43.6147, 60.3366, 87.1734)
Luminance	0.6034 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E0EA #EA4A40

analogous

#40EA9F #40E0EA #408BEA

triadic

#40E0EA #EA40E0 #E0EA40

tetradic

#40E0EA #9F40EA #EA4A40 #8BEA40

square

#40E0EA #9F40EA #EA4A40 #8BEA40

split-complementary

#40E0EA #EA408B #EA9F40

monochromatic

#11969E #17CAD5 #40E0EA #77E9F0 #AEF2F6

Accessibility & contrast

On white

1.61

#40E0EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.07

#40E0EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E0EA

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E0EA	#FFFFFF	#000000	##000000
##40E0EA	1.00	1.61	13.07	13.07
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.07	21.00	1.00	1.00
##000000	13.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFD6EB

Deuteranopia (green-blind)

#B7C4EB

Tritanopia (blue-blind)

#00E9E3

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #40e0ea;
/* rgb */ color: rgb(64, 224, 234);
/* oklch */ color: oklch(83.1% 0.128 201.3);

Tailwind

colors: {
  custom: {
    50: '#8eeaf0',
    500: '#40e0ea',
    950: '#000000',
  },
}

SCSS

$custom: #40e0ea;
$custom-light: #8eeaf0;
$custom-dark: #000000;

JSON

{
  "hex": "#40e0ea",
  "rgb": {
    "r": 64,
    "g": 224,
    "b": 234
  },
  "hsl": {
    "h": 183.529,
    "s": 80.189,
    "l": 58.431
  },
  "oklch": {
    "l": 0.83099,
    "c": 0.12785,
    "h": 201.3
  },
  "luminance": 0.60342
}

Semantic roles & 50–950 ramp

primary

#40E0EA

secondary

#A1342D

accent

#3D31F7

background

#FCFEFF

surface

#F5FDFE

border

#CFD5D6

text

#0E1616

muted

#7F8485

Preview Lab

Preview with #40E0EA

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

Preview Lab → · Contrast checker → · Palette generator →