#40B1AB#40B1AB

#40B1AB is a light, moderate teal. Relative luminance 0.355; OKLCH L 69.6% C 0.101 H 190.1°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#40B1AB
RGB	rgb(64, 177, 171)
HSL	hsl(177, 47%, 47%)
HSV	hsv(177, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 3.4%, 30.6%)
CIE-LAB	lab(66.11, -32.80, -6.33)
CIE-LCH	lch(66.11, 33.40, 190.93°)
OKLab	oklab(69.57% -0.0992 -0.0177)
OKLCH	oklch(69.57% 0.101 190.1)
XYZ	xyz(25.1839, 35.4718, 44.0397)
Luminance	0.3548 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B1AB #B14046

analogous

#40B172 #40B1AB #407FB1

triadic

#40B1AB #AB40B1 #B1AB40

tetradic

#40B1AB #7240B1 #B14046 #7FB140

square

#40B1AB #7240B1 #B14046 #7FB140

split-complementary

#40B1AB #B1407F #B17240

monochromatic

#1F5754 #308480 #40B1AB #66C8C3 #93D8D4

Accessibility & contrast

On white

2.59

#40B1AB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#40B1AB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B1AB

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B1AB	#FFFFFF	#000000	##000000
##40B1AB	1.00	2.59	8.09	8.09
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7A8AB

Deuteranopia (green-blind)

#969BAC

Tritanopia (blue-blind)

#00B6AF

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b1ab;
/* rgb */ color: rgb(64, 177, 171);
/* oklch */ color: oklch(69.6% 0.101 190.1);

Tailwind

colors: {
  custom: {
    50: '#83c9c4',
    500: '#40b1ab',
    950: '#000000',
  },
}

SCSS

$custom: #40b1ab;
$custom-light: #83c9c4;
$custom-dark: #000000;

JSON

{
  "hex": "#40b1ab",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 171
  },
  "hsl": {
    "h": 176.814,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.69572,
    "c": 0.1008,
    "h": 190.1
  },
  "luminance": 0.35475
}

Semantic roles & 50–950 ramp

primary

#40B1AB

secondary

#C3898C

accent

#5158D7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B1AB

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

Preview Lab → · Contrast checker → · Palette generator →