#40D3BE#40D3BE

#40D3BE is a light, vivid teal. Relative luminance 0.514; OKLCH L 78.5% C 0.126 H 181.3°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#40D3BE
RGB	rgb(64, 211, 190)
HSL	hsl(171, 63%, 54%)
HSV	hsv(171, 70%, 83%)
CMYK	cmyk(69.7%, 0%, 10%, 17.3%)
CIE-LAB	lab(76.92, -43.15, -0.80)
CIE-LCH	lch(76.92, 43.16, 181.06°)
OKLab	oklab(78.53% -0.1255 -0.0028)
OKLCH	oklch(78.53% 0.126 181.3)
XYZ	xyz(34.6984, 51.3922, 56.7962)
Luminance	0.5140 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D3BE #D34055

analogous

#40D375 #40D3BE #409ED3

triadic

#40D3BE #BE40D3 #D3BE40

tetradic

#40D3BE #7540D3 #D34055 #9ED340

square

#40D3BE #7540D3 #D34055 #9ED340

split-complementary

#40D3BE #D3409E #D37540

monochromatic

#1D7C6E #28AE9B #40D3BE #72DECF #A3EAE0

Accessibility & contrast

On white

1.86

#40D3BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#40D3BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D3BE

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D3BE	#FFFFFF	#000000	##000000
##40D3BE	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)

#CAC7BD

Deuteranopia (green-blind)

#B5B8C0

Tritanopia (blue-blind)

#00D7CC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #40d3be;
/* rgb */ color: rgb(64, 211, 190);
/* oklch */ color: oklch(78.5% 0.126 181.3);

Tailwind

colors: {
  custom: {
    50: '#89e1d1',
    500: '#40d3be',
    950: '#000000',
  },
}

SCSS

$custom: #40d3be;
$custom-light: #89e1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#40d3be",
  "rgb": {
    "r": 64,
    "g": 211,
    "b": 190
  },
  "hsl": {
    "h": 171.429,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.78531,
    "c": 0.12552,
    "h": 181.3
  },
  "luminance": 0.51396
}

Semantic roles & 50–950 ramp

primary

#40D3BE

secondary

#84333F

accent

#425AE6

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1514

muted

#7F8483

Preview Lab

Preview with #40D3BE

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

Preview Lab → · Contrast checker → · Palette generator →