#40A8A4#40A8A4

#40A8A4 is a light, moderate teal. Relative luminance 0.318; OKLCH L 67.1% C 0.095 H 191.6°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#40A8A4
RGB	rgb(64, 168, 164)
HSL	hsl(178, 45%, 45%)
HSV	hsv(178, 62%, 66%)
CMYK	cmyk(61.9%, 0%, 2.4%, 34.1%)
CIE-LAB	lab(63.16, -30.45, -6.82)
CIE-LCH	lch(63.16, 31.20, 192.63°)
OKLab	oklab(67.1% -0.0928 -0.019)
OKLCH	oklch(67.1% 0.095 191.6)
XYZ	xyz(22.8149, 31.7732, 40.0452)
Luminance	0.3178 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A8A4 #A84044

analogous

#40A870 #40A8A4 #4078A8

triadic

#40A8A4 #A440A8 #A8A440

tetradic

#40A8A4 #7040A8 #A84044 #78A840

square

#40A8A4 #7040A8 #A84044 #78A840

split-complementary

#40A8A4 #A84078 #A87040

monochromatic

#1E4F4D #2F7C79 #40A8A4 #62C3BF #8ED4D1

Accessibility & contrast

On white

2.86

#40A8A4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#40A8A4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A8A4

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A8A4	#FFFFFF	#000000	##000000
##40A8A4	1.00	2.86	7.36	7.36
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EA0A4

Deuteranopia (green-blind)

#8E94A5

Tritanopia (blue-blind)

#00ADA6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40a8a4;
/* rgb */ color: rgb(64, 168, 164);
/* oklch */ color: oklch(67.1% 0.095 191.6);

Tailwind

colors: {
  custom: {
    50: '#81c2be',
    500: '#40a8a4',
    950: '#000000',
  },
}

SCSS

$custom: #40a8a4;
$custom-light: #81c2be;
$custom-dark: #000000;

JSON

{
  "hex": "#40a8a4",
  "rgb": {
    "r": 64,
    "g": 168,
    "b": 164
  },
  "hsl": {
    "h": 177.692,
    "s": 44.828,
    "l": 45.49
  },
  "oklch": {
    "l": 0.67104,
    "c": 0.0947,
    "h": 191.6
  },
  "luminance": 0.31776
}

Semantic roles & 50–950 ramp

primary

#40A8A4

secondary

#BF8587

accent

#5358D5

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0B1212

muted

#7C8181

Preview Lab

Preview with #40A8A4

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

Preview Lab → · Contrast checker → · Palette generator →