#40D3D9#40D3D9

#40D3D9 is a light, vivid teal. Relative luminance 0.527; OKLCH L 79.4% C 0.120 H 199.1°. Best body text is #000000 at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#40D3D9
RGB	rgb(64, 211, 217)
HSL	hsl(182, 67%, 55%)
HSV	hsv(182, 71%, 85%)
CMYK	cmyk(70.5%, 2.8%, 0%, 14.9%)
CIE-LAB	lab(77.69, -35.72, -14.15)
CIE-LCH	lch(77.69, 38.42, 201.62°)
OKLab	oklab(79.41% -0.1137 -0.0393)
OKLCH	oklch(79.41% 0.12 199.1)
XYZ	xyz(37.9274, 52.6838, 73.8023)
Luminance	0.5269 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D3D9 #D94640

analogous

#40D993 #40D3D9 #4086D9

triadic

#40D3D9 #D940D3 #D3D940

tetradic

#40D3D9 #9340D9 #D94640 #86D940

square

#40D3D9 #9340D9 #D94640 #86D940

split-complementary

#40D3D9 #D94086 #D99340

monochromatic

#1A8084 #24B2B7 #40D3D9 #73DFE3 #A6EBED

Accessibility & contrast

On white

1.82

#40D3D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.54

#40D3D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D3D9

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D3D9	#FFFFFF	#000000	##000000
##40D3D9	1.00	1.82	11.54	11.54
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.54	21.00	1.00	1.00
##000000	11.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C4C9DA

Deuteranopia (green-blind)

#AEB9DA

Tritanopia (blue-blind)

#00DAD4

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #40d3d9;
/* rgb */ color: rgb(64, 211, 217);
/* oklch */ color: oklch(79.4% 0.120 199.1);

Tailwind

colors: {
  custom: {
    50: '#8be1e4',
    500: '#40d3d9',
    950: '#000000',
  },
}

SCSS

$custom: #40d3d9;
$custom-light: #8be1e4;
$custom-dark: #000000;

JSON

{
  "hex": "#40d3d9",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 217
  },
  "hsl": {
    "h": 182.353,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.79414,
    "c": 0.12031,
    "h": 199.1
  },
  "luminance": 0.52688
}

Semantic roles & 50–950 ramp

primary

#40D3D9

secondary

#8B3632

accent

#453EEA

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0E1515

muted

#7F8484

Preview Lab

Preview with #40D3D9

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

Preview Lab → · Contrast checker → · Palette generator →