#40D4E2#40D4E2

#40D4E2 is a light, vivid teal. Relative luminance 0.537; OKLCH L 80.0% C 0.122 H 204.4°. Best body text is #000000 at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#40D4E2
RGB	rgb(64, 212, 226)
HSL	hsl(185, 74%, 57%)
HSV	hsv(185, 72%, 89%)
CMYK	cmyk(71.7%, 6.2%, 0%, 11.4%)
CIE-LAB	lab(78.27, -33.57, -18.11)
CIE-LCH	lch(78.27, 38.14, 208.35°)
OKLab	oklab(79.97% -0.1109 -0.0503)
OKLCH	oklch(79.97% 0.122 204.4)
XYZ	xyz(39.3793, 53.6633, 80.2194)
Luminance	0.5367 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D4E2 #E24E40

analogous

#40E29F #40D4E2 #4083E2

triadic

#40D4E2 #E240D4 #D4E240

tetradic

#40D4E2 #9F40E2 #E24E40 #83E240

square

#40D4E2 #9F40E2 #E24E40 #83E240

split-complementary

#40D4E2 #E24083 #E29F40

monochromatic

#168792 #1EB8C7 #40D4E2 #75E0EA #AAECF2

Accessibility & contrast

On white

1.79

#40D4E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.73

#40D4E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D4E2

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D4E2	#FFFFFF	#000000	##000000
##40D4E2	1.00	1.79	11.73	11.73
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.73	21.00	1.00	1.00
##000000	11.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C3CBE3

Deuteranopia (green-blind)

#ACBAE3

Tritanopia (blue-blind)

#00DDD8

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #40d4e2;
/* rgb */ color: rgb(64, 212, 226);
/* oklch */ color: oklch(80.0% 0.122 204.4);

Tailwind

colors: {
  custom: {
    50: '#8ce1eb',
    500: '#40d4e2',
    950: '#000000',
  },
}

SCSS

$custom: #40d4e2;
$custom-light: #8ce1eb;
$custom-dark: #000000;

JSON

{
  "hex": "#40d4e2",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 226
  },
  "hsl": {
    "h": 185.185,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.79975,
    "c": 0.12181,
    "h": 204.4
  },
  "luminance": 0.53668
}

Semantic roles & 50–950 ramp

primary

#40D4E2

secondary

#963930

accent

#4738F0

background

#FCFEFE

surface

#F5FCFD

border

#CFD5D5

text

#0E1516

muted

#7F8484

Preview Lab

Preview with #40D4E2

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

Preview Lab → · Contrast checker → · Palette generator →