#40B8AC#40B8AC

#40B8AC is a light, moderate teal. Relative luminance 0.384; OKLCH L 71.3% C 0.107 H 185.7°. Best body text is #000000 at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#40B8AC
RGB	rgb(64, 184, 172)
HSL	hsl(174, 48%, 49%)
HSV	hsv(174, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 6.5%, 27.8%)
CIE-LAB	lab(68.28, -35.80, -3.69)
CIE-LCH	lch(68.28, 35.99, 185.89°)
OKLab	oklab(71.34% -0.1061 -0.0105)
OKLCH	oklch(71.34% 0.107 185.7)
XYZ	xyz(26.6978, 38.3466, 45.0163)
Luminance	0.3835 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8AC #B8404C

analogous

#40B870 #40B8AC #4088B8

triadic

#40B8AC #AC40B8 #B8AC40

tetradic

#40B8AC #7040B8 #B8404C #88B840

square

#40B8AC #7040B8 #B8404C #88B840

split-complementary

#40B8AC #B84088 #B87040

monochromatic

#205D57 #308B82 #40B8AC #6ACBC1 #97DBD4

Accessibility & contrast

On white

2.42

#40B8AC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.67

#40B8AC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8AC

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8AC	#FFFFFF	#000000	##000000
##40B8AC	1.00	2.42	8.67	8.67
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.67	21.00	1.00	1.00
##000000	8.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFAEAC

Deuteranopia (green-blind)

#9DA1AD

Tritanopia (blue-blind)

#00BCB4

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40b8ac;
/* rgb */ color: rgb(64, 184, 172);
/* oklch */ color: oklch(71.3% 0.107 185.7);

Tailwind

colors: {
  custom: {
    50: '#84cec4',
    500: '#40b8ac',
    950: '#000000',
  },
}

SCSS

$custom: #40b8ac;
$custom-light: #84cec4;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8ac",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 172
  },
  "hsl": {
    "h": 174,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.71335,
    "c": 0.10666,
    "h": 185.7
  },
  "luminance": 0.3835
}

Semantic roles & 50–950 ramp

primary

#40B8AC

secondary

#C78D93

accent

#505DD8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B8AC

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

Preview Lab → · Contrast checker → · Palette generator →