#40A09B#40A09B

#40A09B is a light, moderate teal. Relative luminance 0.286; OKLCH L 64.8% C 0.090 H 190.4°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#40A09B
RGB	rgb(64, 160, 155)
HSL	hsl(177, 43%, 44%)
HSV	hsv(177, 60%, 63%)
CMYK	cmyk(60%, 0%, 3.1%, 37.3%)
CIE-LAB	lab(60.42, -29.08, -5.81)
CIE-LCH	lch(60.42, 29.65, 191.30°)
OKLab	oklab(64.8% -0.0881 -0.0162)
OKLCH	oklch(64.8% 0.09 190.4)
XYZ	xyz(20.5990, 28.5960, 35.4380)
Luminance	0.2860 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A09B #A04045

analogous

#40A06B #40A09B #4075A0

triadic

#40A09B #9B40A0 #A09B40

tetradic

#40A09B #6B40A0 #A04045 #75A040

square

#40A09B #6B40A0 #A04045 #75A040

split-complementary

#40A09B #A04075 #A06B40

monochromatic

#1D4946 #2F7471 #40A09B #5EBFBA #8AD0CD

Accessibility & contrast

On white

3.13

#40A09B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#40A09B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A09B

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A09B	#FFFFFF	#000000	##000000
##40A09B	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97989B

Deuteranopia (green-blind)

#888D9C

Tritanopia (blue-blind)

#00A49E

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #40a09b;
/* rgb */ color: rgb(64, 160, 155);
/* oklch */ color: oklch(64.8% 0.090 190.4);

Tailwind

colors: {
  custom: {
    50: '#80bcb8',
    500: '#40a09b',
    950: '#000000',
  },
}

SCSS

$custom: #40a09b;
$custom-light: #80bcb8;
$custom-dark: #000000;

JSON

{
  "hex": "#40a09b",
  "rgb": {
    "r": 64,
    "g": 160,
    "b": 155
  },
  "hsl": {
    "h": 176.875,
    "s": 42.857,
    "l": 43.922
  },
  "oklch": {
    "l": 0.64802,
    "c": 0.0896,
    "h": 190.4
  },
  "luminance": 0.28598
}

Semantic roles & 50–950 ramp

primary

#40A09B

secondary

#BB8184

accent

#555CD3

background

#F8FBFB

surface

#EFF6F6

border

#CAD0D0

text

#0B1211

muted

#7C8180

Preview Lab

Preview with #40A09B

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

Preview Lab → · Contrast checker → · Palette generator →