#40B7AB#40B7AB

#40B7AB is a light, moderate teal. Relative luminance 0.379; OKLCH L 71.1% C 0.106 H 185.6°. Best body text is #000000 at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#40B7AB
RGB	rgb(64, 183, 171)
HSL	hsl(174, 48%, 48%)
HSV	hsv(174, 65%, 72%)
CMYK	cmyk(65%, 0%, 6.6%, 28.2%)
CIE-LAB	lab(67.94, -35.61, -3.63)
CIE-LCH	lch(67.94, 35.80, 185.82°)
OKLab	oklab(71.06% -0.1055 -0.0104)
OKLCH	oklch(71.06% 0.106 185.6)
XYZ	xyz(26.3951, 37.8943, 44.4434)
Luminance	0.3790 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B7AB #B7404C

analogous

#40B770 #40B7AB #4087B7

triadic

#40B7AB #AB40B7 #B7AB40

tetradic

#40B7AB #7040B7 #B7404C #87B740

square

#40B7AB #7040B7 #B7404C #87B740

split-complementary

#40B7AB #B74087 #B77040

monochromatic

#205C56 #308A81 #40B7AB #69CBC1 #97DBD4

Accessibility & contrast

On white

2.45

#40B7AB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.58

#40B7AB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B7AB

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B7AB	#FFFFFF	#000000	##000000
##40B7AB	1.00	2.45	8.58	8.58
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.58	21.00	1.00	1.00
##000000	8.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEADAB

Deuteranopia (green-blind)

#9CA0AC

Tritanopia (blue-blind)

#00BBB3

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40b7ab;
/* rgb */ color: rgb(64, 183, 171);
/* oklch */ color: oklch(71.1% 0.106 185.6);

Tailwind

colors: {
  custom: {
    50: '#84cdc3',
    500: '#40b7ab',
    950: '#000000',
  },
}

SCSS

$custom: #40b7ab;
$custom-light: #84cdc3;
$custom-dark: #000000;

JSON

{
  "hex": "#40b7ab",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 171
  },
  "hsl": {
    "h": 173.95,
    "s": 48.178,
    "l": 48.431
  },
  "oklch": {
    "l": 0.71056,
    "c": 0.10606,
    "h": 185.6
  },
  "luminance": 0.37897
}

Semantic roles & 50–950 ramp

primary

#40B7AB

secondary

#C68D92

accent

#505ED8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B7AB

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

Preview Lab → · Contrast checker → · Palette generator →