#40D4B2#40D4B2

#40D4B2 is a light, vivid teal. Relative luminance 0.514; OKLCH L 78.4% C 0.133 H 173.9°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#40D4B2
RGB	rgb(64, 212, 178)
HSL	hsl(166, 63%, 54%)
HSV	hsv(166, 70%, 83%)
CMYK	cmyk(69.8%, 0%, 16%, 16.9%)
CIE-LAB	lab(76.91, -46.63, 5.63)
CIE-LCH	lch(76.91, 46.97, 173.11°)
OKLab	oklab(78.43% -0.1319 0.0142)
OKLCH	oklch(78.43% 0.133 173.9)
XYZ	xyz(33.6897, 51.3874, 50.2541)
Luminance	0.5139 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D4B2 #D44062

analogous

#40D468 #40D4B2 #40ACD4

triadic

#40D4B2 #B240D4 #D4B240

tetradic

#40D4B2 #6840D4 #D44062 #ACD440

square

#40D4B2 #6840D4 #D44062 #ACD440

split-complementary

#40D4B2 #D440AC #D46840

monochromatic

#1C7D67 #27AF90 #40D4B2 #72DFC6 #A4EADA

Accessibility & contrast

On white

1.86

#40D4B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#40D4B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D4B2

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D4B2	#FFFFFF	#000000	##000000
##40D4B2	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDC6B0

Deuteranopia (green-blind)

#B9B8B4

Tritanopia (blue-blind)

#00D6CA

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40d4b2;
/* rgb */ color: rgb(64, 212, 178);
/* oklch */ color: oklch(78.4% 0.133 173.9);

Tailwind

colors: {
  custom: {
    50: '#88e2c9',
    500: '#40d4b2',
    950: '#000000',
  },
}

SCSS

$custom: #40d4b2;
$custom-light: #88e2c9;
$custom-dark: #000000;

JSON

{
  "hex": "#40d4b2",
  "rgb": {
    "r": 64,
    "g": 212,
    "b": 178
  },
  "hsl": {
    "h": 166.216,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.78428,
    "c": 0.1327,
    "h": 173.9
  },
  "luminance": 0.51391
}

Semantic roles & 50–950 ramp

primary

#40D4B2

secondary

#853346

accent

#4267E6

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1513

muted

#7F8482

Preview Lab

Preview with #40D4B2

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

Preview Lab → · Contrast checker → · Palette generator →