#40ACB7#40ACB7

#40ACB7 is a light, moderate teal. Relative luminance 0.340; OKLCH L 68.8% C 0.098 H 204.7°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#40ACB7
RGB	rgb(64, 172, 183)
HSL	hsl(186, 48%, 48%)
HSV	hsv(186, 65%, 72%)
CMYK	cmyk(65%, 6%, 0%, 28.2%)
CIE-LAB	lab(64.97, -26.91, -14.71)
CIE-LCH	lch(64.97, 30.67, 208.66°)
OKLab	oklab(68.77% -0.0888 -0.0408)
OKLCH	oklch(68.77% 0.098 204.7)
XYZ	xyz(25.4105, 34.0112, 50.0162)
Luminance	0.3401 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40ACB7 #B74B40

analogous

#40B786 #40ACB7 #4070B7

triadic

#40ACB7 #B740AC #ACB740

tetradic

#40ACB7 #8640B7 #B74B40 #70B740

square

#40ACB7 #8640B7 #B74B40 #70B740

split-complementary

#40ACB7 #B74070 #B78640

monochromatic

#20575C #30818A #40ACB7 #69C2CB #97D4DB

Accessibility & contrast

On white

2.69

#40ACB7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#40ACB7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ACB7

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40ACB7	#FFFFFF	#000000	##000000
##40ACB7	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FA5B8

Deuteranopia (green-blind)

#8D98B7

Tritanopia (blue-blind)

#00B3AF

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #40acb7;
/* rgb */ color: rgb(64, 172, 183);
/* oklch */ color: oklch(68.8% 0.098 204.7);

Tailwind

colors: {
  custom: {
    50: '#83c5cc',
    500: '#40acb7',
    950: '#000000',
  },
}

SCSS

$custom: #40acb7;
$custom-light: #83c5cc;
$custom-dark: #000000;

JSON

{
  "hex": "#40acb7",
  "rgb": {
    "r": 64,
    "g": 172,
    "b": 183
  },
  "hsl": {
    "h": 185.546,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.68771,
    "c": 0.09768,
    "h": 204.7
  },
  "luminance": 0.34014
}

Semantic roles & 50–950 ramp

primary

#40ACB7

secondary

#C6928D

accent

#5D50D8

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40ACB7

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

Preview Lab → · Contrast checker → · Palette generator →