#40AFB0#40AFB0

#40AFB0 is a light, moderate teal. Relative luminance 0.349; OKLCH L 69.3% C 0.099 H 196.0°. Best body text is #000000 at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#40AFB0
RGB	rgb(64, 175, 176)
HSL	hsl(181, 47%, 47%)
HSV	hsv(181, 64%, 69%)
CMYK	cmyk(63.6%, 0.6%, 0%, 31%)
CIE-LAB	lab(65.66, -30.43, -9.79)
CIE-LCH	lch(65.66, 31.96, 197.83°)
OKLab	oklab(69.25% -0.0949 -0.0272)
OKLCH	oklch(69.25% 0.099 196)
XYZ	xyz(25.2773, 34.8818, 46.4666)
Luminance	0.3488 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AFB0 #B04140

analogous

#40B079 #40AFB0 #4077B0

triadic

#40AFB0 #B040AF #AFB040

tetradic

#40AFB0 #7940B0 #B04140 #77B040

square

#40AFB0 #7940B0 #B04140 #77B040

split-complementary

#40AFB0 #B04077 #B07940

monochromatic

#1F5656 #308283 #40AFB0 #66C6C7 #93D7D8

Accessibility & contrast

On white

2.63

#40AFB0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.98

#40AFB0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AFB0

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AFB0	#FFFFFF	#000000	##000000
##40AFB0	1.00	2.63	7.98	7.98
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.98	21.00	1.00	1.00
##000000	7.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4A7B0

Deuteranopia (green-blind)

#929AB1

Tritanopia (blue-blind)

#00B4AF

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40afb0;
/* rgb */ color: rgb(64, 175, 176);
/* oklch */ color: oklch(69.3% 0.099 196.0);

Tailwind

colors: {
  custom: {
    50: '#83c7c7',
    500: '#40afb0',
    950: '#000000',
  },
}

SCSS

$custom: #40afb0;
$custom-light: #83c7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#40afb0",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 176
  },
  "hsl": {
    "h": 180.536,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.69251,
    "c": 0.09873,
    "h": 196
  },
  "luminance": 0.34885
}

Semantic roles & 50–950 ramp

primary

#40AFB0

secondary

#C38989

accent

#5351D6

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40AFB0

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

Preview Lab → · Contrast checker → · Palette generator →