#40D9BA#40D9BA

#40D9BA is a light, vivid teal. Relative luminance 0.543; OKLCH L 79.9% C 0.134 H 176.0°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#40D9BA
RGB	rgb(64, 217, 186)
HSL	hsl(168, 67%, 55%)
HSV	hsv(168, 71%, 85%)
CMYK	cmyk(70.5%, 0%, 14.3%, 14.9%)
CIE-LAB	lab(78.61, -46.76, 3.81)
CIE-LCH	lch(78.61, 46.92, 175.34°)
OKLab	oklab(79.88% -0.1332 0.0094)
OKLCH	oklch(79.88% 0.134 176)
XYZ	xyz(35.7857, 54.2567, 55.0314)
Luminance	0.5426 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D9BA #D9405F

analogous

#40D96D #40D9BA #40ACD9

triadic

#40D9BA #BA40D9 #D9BA40

tetradic

#40D9BA #6D40D9 #D9405F #ACD940

square

#40D9BA #6D40D9 #D9405F #ACD940

split-complementary

#40D9BA #D940AC #D96D40

monochromatic

#1A846F #24B79A #40D9BA #73E3CC #A6EDDF

Accessibility & contrast

On white

1.77

#40D9BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#40D9BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D9BA

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D9BA	#FFFFFF	#000000	##000000
##40D9BA	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1CBB9

Deuteranopia (green-blind)

#BCBCBC

Tritanopia (blue-blind)

#00DCD0

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #40d9ba;
/* rgb */ color: rgb(64, 217, 186);
/* oklch */ color: oklch(79.9% 0.134 176.0);

Tailwind

colors: {
  custom: {
    50: '#89e5ce',
    500: '#40d9ba',
    950: '#000000',
  },
}

SCSS

$custom: #40d9ba;
$custom-light: #89e5ce;
$custom-dark: #000000;

JSON

{
  "hex": "#40d9ba",
  "rgb": {
    "r": 64,
    "g": 217,
    "b": 186
  },
  "hsl": {
    "h": 167.843,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.7988,
    "c": 0.13357,
    "h": 176
  },
  "luminance": 0.54261
}

Semantic roles & 50–950 ramp

primary

#40D9BA

secondary

#8B3244

accent

#3E61EA

background

#FCFEFE

surface

#F4FCFB

border

#CED5D4

text

#0D1613

muted

#7F8483

Preview Lab

Preview with #40D9BA

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

Preview Lab → · Contrast checker → · Palette generator →