#40D5CF#40D5CF

#40D5CF is a light, vivid teal. Relative luminance 0.532; OKLCH L 79.6% C 0.122 H 191.0°. Best body text is #000000 at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#40D5CF
RGB	rgb(64, 213, 207)
HSL	hsl(178, 64%, 54%)
HSV	hsv(178, 70%, 84%)
CMYK	cmyk(70%, 0%, 2.8%, 16.5%)
CIE-LAB	lab(77.98, -39.46, -8.35)
CIE-LCH	lch(77.98, 40.34, 191.95°)
OKLab	oklab(79.55% -0.1199 -0.0233)
OKLCH	oklch(79.55% 0.122 191)
XYZ	xyz(37.1659, 53.1791, 67.3252)
Luminance	0.5318 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D5CF #D54046

analogous

#40D585 #40D5CF #4091D5

triadic

#40D5CF #CF40D5 #D5CF40

tetradic

#40D5CF #8540D5 #D54046 #91D540

square

#40D5CF #8540D5 #D54046 #91D540

split-complementary

#40D5CF #D54091 #D58540

monochromatic

#1C7F7B #27B1AB #40D5CF #72E0DC #A4EBE8

Accessibility & contrast

On white

1.80

#40D5CF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.64

#40D5CF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D5CF

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D5CF	#FFFFFF	#000000	##000000
##40D5CF	1.00	1.80	11.64	11.64
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.64	21.00	1.00	1.00
##000000	11.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8CACF

Deuteranopia (green-blind)

#B3BAD0

Tritanopia (blue-blind)

#00DBD3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #40d5cf;
/* rgb */ color: rgb(64, 213, 207);
/* oklch */ color: oklch(79.6% 0.122 191.0);

Tailwind

colors: {
  custom: {
    50: '#8ae2dd',
    500: '#40d5cf',
    950: '#000000',
  },
}

SCSS

$custom: #40d5cf;
$custom-light: #8ae2dd;
$custom-dark: #000000;

JSON

{
  "hex": "#40d5cf",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 207
  },
  "hsl": {
    "h": 177.584,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.79553,
    "c": 0.12219,
    "h": 191
  },
  "luminance": 0.53183
}

Semantic roles & 50–950 ramp

primary

#40D5CF

secondary

#863336

accent

#4148E7

background

#FCFEFE

surface

#F4FCFC

border

#CED5D5

text

#0D1515

muted

#7F8484

Preview Lab

Preview with #40D5CF

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

Preview Lab → · Contrast checker → · Palette generator →