#40A7AB#40A7AB

#40A7AB is a light, moderate teal. Relative luminance 0.317; OKLCH L 67.1% C 0.094 H 198.8°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#40A7AB
RGB	rgb(64, 167, 171)
HSL	hsl(182, 46%, 46%)
HSV	hsv(182, 63%, 67%)
CMYK	cmyk(62.6%, 2.3%, 0%, 32.9%)
CIE-LAB	lab(63.07, -27.96, -10.87)
CIE-LCH	lch(63.07, 30.00, 201.25°)
OKLab	oklab(67.1% -0.0886 -0.0301)
OKLCH	oklch(67.1% 0.094 198.8)
XYZ	xyz(23.2806, 31.6652, 43.4053)
Luminance	0.3167 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A7AB #AB4440

analogous

#40AB79 #40A7AB #4071AB

triadic

#40A7AB #AB40A7 #A7AB40

tetradic

#40A7AB #7940AB #AB4440 #71AB40

square

#40A7AB #7940AB #AB4440 #71AB40

split-complementary

#40A7AB #AB4071 #AB7940

monochromatic

#1F5052 #2F7C7E #40A7AB #63C1C5 #90D3D5

Accessibility & contrast

On white

2.86

#40A7AB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#40A7AB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A7AB

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A7AB	#FFFFFF	#000000	##000000
##40A7AB	1.00	2.86	7.33	7.33
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CA0AB

Deuteranopia (green-blind)

#8B93AC

Tritanopia (blue-blind)

#00ADA8

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40a7ab;
/* rgb */ color: rgb(64, 167, 171);
/* oklch */ color: oklch(67.1% 0.094 198.8);

Tailwind

colors: {
  custom: {
    50: '#82c1c4',
    500: '#40a7ab',
    950: '#000000',
  },
}

SCSS

$custom: #40a7ab;
$custom-light: #82c1c4;
$custom-dark: #000000;

JSON

{
  "hex": "#40a7ab",
  "rgb": {
    "r": 64,
    "g": 167,
    "b": 171
  },
  "hsl": {
    "h": 182.243,
    "s": 45.532,
    "l": 46.078
  },
  "oklch": {
    "l": 0.67103,
    "c": 0.09359,
    "h": 198.8
  },
  "luminance": 0.31668
}

Semantic roles & 50–950 ramp

primary

#40A7AB

secondary

#C18886

accent

#5753D5

background

#F8FBFC

surface

#F0F7F8

border

#CBD0D1

text

#0C1212

muted

#7D8181

Preview Lab

Preview with #40A7AB

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

Preview Lab → · Contrast checker → · Palette generator →