#40B8BA#40B8BA

#40B8BA is a light, moderate teal. Relative luminance 0.389; OKLCH L 71.8% C 0.104 H 196.7°. Best body text is #000000 at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#40B8BA
RGB	rgb(64, 184, 186)
HSL	hsl(181, 49%, 49%)
HSV	hsv(181, 66%, 73%)
CMYK	cmyk(65.6%, 1.1%, 0%, 27.1%)
CIE-LAB	lab(68.69, -31.89, -10.79)
CIE-LCH	lch(68.69, 33.67, 198.69°)
OKLab	oklab(71.81% -0.0999 -0.0299)
OKLCH	oklch(71.81% 0.104 196.7)
XYZ	xyz(28.1138, 38.9130, 52.4741)
Luminance	0.3892 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8BA #BA4240

analogous

#40BA7F #40B8BA #407BBA

triadic

#40B8BA #BA40B8 #B8BA40

tetradic

#40B8BA #7F40BA #BA4240 #7BBA40

square

#40B8BA #7F40BA #BA4240 #7BBA40

split-complementary

#40B8BA #BA407B #BA7F40

monochromatic

#215E5F #308B8C #40B8BA #6BCBCC #99DBDC

Accessibility & contrast

On white

2.39

#40B8BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.78

#40B8BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8BA

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8BA	#FFFFFF	#000000	##000000
##40B8BA	1.00	2.39	8.78	8.78
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.78	21.00	1.00	1.00
##000000	8.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB0BA

Deuteranopia (green-blind)

#99A2BB

Tritanopia (blue-blind)

#00BEB8

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40b8ba;
/* rgb */ color: rgb(64, 184, 186);
/* oklch */ color: oklch(71.8% 0.104 196.7);

Tailwind

colors: {
  custom: {
    50: '#85cdce',
    500: '#40b8ba',
    950: '#000000',
  },
}

SCSS

$custom: #40b8ba;
$custom-light: #85cdce;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8ba",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 186
  },
  "hsl": {
    "h": 180.984,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.71807,
    "c": 0.10432,
    "h": 196.7
  },
  "luminance": 0.38916
}

Semantic roles & 50–950 ramp

primary

#40B8BA

secondary

#C88F8E

accent

#524FD8

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B8BA

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

Preview Lab → · Contrast checker → · Palette generator →