#40AFB5#40AFB5

#40AFB5 is a light, moderate teal. Relative luminance 0.351; OKLCH L 69.4% C 0.099 H 200.2°. Best body text is #000000 at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#40AFB5
RGB	rgb(64, 175, 181)
HSL	hsl(183, 48%, 48%)
HSV	hsv(183, 65%, 71%)
CMYK	cmyk(64.6%, 3.3%, 0%, 29%)
CIE-LAB	lab(65.81, -28.98, -12.33)
CIE-LCH	lch(65.81, 31.50, 203.05°)
OKLab	oklab(69.43% -0.0927 -0.0342)
OKLCH	oklch(69.43% 0.099 200.2)
XYZ	xyz(25.7812, 35.0833, 49.1201)
Luminance	0.3509 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40AFB5 #B54640

analogous

#40B580 #40AFB5 #4074B5

triadic

#40AFB5 #B540AF #AFB540

tetradic

#40AFB5 #8040B5 #B54640 #74B540

square

#40AFB5 #8040B5 #B54640 #74B540

split-complementary

#40AFB5 #B54074 #B58040

monochromatic

#20585B #308388 #40AFB5 #68C5CA #96D6DA

Accessibility & contrast

On white

2.62

#40AFB5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.02

#40AFB5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40AFB5

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40AFB5	#FFFFFF	#000000	##000000
##40AFB5	1.00	2.62	8.02	8.02
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.02	21.00	1.00	1.00
##000000	8.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3A7B6

Deuteranopia (green-blind)

#919AB6

Tritanopia (blue-blind)

#00B5B1

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #40afb5;
/* rgb */ color: rgb(64, 175, 181);
/* oklch */ color: oklch(69.4% 0.099 200.2);

Tailwind

colors: {
  custom: {
    50: '#84c7cb',
    500: '#40afb5',
    950: '#000000',
  },
}

SCSS

$custom: #40afb5;
$custom-light: #84c7cb;
$custom-dark: #000000;

JSON

{
  "hex": "#40afb5",
  "rgb": {
    "r": 64,
    "g": 175,
    "b": 181
  },
  "hsl": {
    "h": 183.077,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.6943,
    "c": 0.09885,
    "h": 200.2
  },
  "luminance": 0.35086
}

Semantic roles & 50–950 ramp

primary

#40AFB5

secondary

#C58E8B

accent

#5750D7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40AFB5

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

Preview Lab → · Contrast checker → · Palette generator →