#40D9CD#40D9CD

#40D9CD is a light, vivid teal. Relative luminance 0.551; OKLCH L 80.5% C 0.126 H 187.2°. Best body text is #000000 at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#40D9CD
RGB	rgb(64, 217, 205)
HSL	hsl(175, 67%, 55%)
HSV	hsv(175, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 5.5%, 14.9%)
CIE-LAB	lab(79.11, -41.80, -5.61)
CIE-LCH	lch(79.11, 42.18, 187.64°)
OKLab	oklab(80.45% -0.1247 -0.0158)
OKLCH	oklch(80.45% 0.126 187.2)
XYZ	xyz(37.9415, 55.1190, 66.3852)
Luminance	0.5512 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9CD #D9404C

analogous

#40D980 #40D9CD #4099D9

triadic

#40D9CD #CD40D9 #D9CD40

tetradic

#40D9CD #8040D9 #D9404C #99D940

square

#40D9CD #8040D9 #D9404C #99D940

split-complementary

#40D9CD #D94099 #D98040

monochromatic

#1A847C #24B7AC #40D9CD #73E3DA #A6EDE8

Accessibility & contrast

On white

1.75

#40D9CD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.02

#40D9CD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9CD

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9CD	#FFFFFF	#000000	##000000
##40D9CD	1.00	1.75	12.02	12.02
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.02	21.00	1.00	1.00
##000000	12.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDCDCD

Deuteranopia (green-blind)

#B8BDCF

Tritanopia (blue-blind)

#00DED5

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #40d9cd;
/* rgb */ color: rgb(64, 217, 205);
/* oklch */ color: oklch(80.5% 0.126 187.2);

Tailwind

colors: {
  custom: {
    50: '#8be5dc',
    500: '#40d9cd',
    950: '#000000',
  },
}

SCSS

$custom: #40d9cd;
$custom-light: #8be5dc;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9cd",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 205
  },
  "hsl": {
    "h": 175.294,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.80452,
    "c": 0.12573,
    "h": 187.2
  },
  "luminance": 0.55123
}

Semantic roles & 50–950 ramp

primary

#40D9CD

secondary

#8B3239

accent

#3E4CEA

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1615

muted

#7F8484

Preview Lab

Preview with #40D9CD

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

Preview Lab → · Contrast checker → · Palette generator →