#40B2B0#40B2B0

#40B2B0 is a light, moderate teal. Relative luminance 0.361; OKLCH L 70.0% C 0.101 H 193.4°. Best body text is #000000 at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#40B2B0
RGB	rgb(64, 178, 176)
HSL	hsl(179, 47%, 47%)
HSV	hsv(179, 64%, 70%)
CMYK	cmyk(64%, 0%, 1.1%, 30.2%)
CIE-LAB	lab(66.57, -31.87, -8.43)
CIE-LCH	lch(66.57, 32.97, 194.82°)
OKLab	oklab(69.99% -0.0981 -0.0234)
OKLCH	oklch(69.99% 0.101 193.4)
XYZ	xyz(25.8677, 36.0625, 46.6634)
Luminance	0.3607 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B2B0 #B24042

analogous

#40B277 #40B2B0 #407BB2

triadic

#40B2B0 #B040B2 #B2B040

tetradic

#40B2B0 #7740B2 #B24042 #7BB240

square

#40B2B0 #7740B2 #B24042 #7BB240

split-complementary

#40B2B0 #B2407B #B27740

monochromatic

#205857 #308583 #40B2B0 #67C8C7 #94D8D7

Accessibility & contrast

On white

2.56

#40B2B0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.21

#40B2B0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2B0

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B2B0	#FFFFFF	#000000	##000000
##40B2B0	1.00	2.56	8.21	8.21
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.21	21.00	1.00	1.00
##000000	8.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7A9B0

Deuteranopia (green-blind)

#969CB1

Tritanopia (blue-blind)

#00B7B1

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b2b0;
/* rgb */ color: rgb(64, 178, 176);
/* oklch */ color: oklch(70.0% 0.101 193.4);

Tailwind

colors: {
  custom: {
    50: '#83c9c7',
    500: '#40b2b0',
    950: '#000000',
  },
}

SCSS

$custom: #40b2b0;
$custom-light: #83c9c7;
$custom-dark: #000000;

JSON

{
  "hex": "#40b2b0",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 176
  },
  "hsl": {
    "h": 178.947,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69988,
    "c": 0.10083,
    "h": 193.4
  },
  "luminance": 0.36065
}

Semantic roles & 50–950 ramp

primary

#40B2B0

secondary

#C48A8B

accent

#5153D7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B2B0

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

Preview Lab → · Contrast checker → · Palette generator →