#40B7BF#40B7BF

#40B7BF is a light, moderate teal. Relative luminance 0.387; OKLCH L 71.7% C 0.104 H 201.5°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#40B7BF
RGB	rgb(64, 183, 191)
HSL	hsl(184, 50%, 50%)
HSV	hsv(184, 66%, 75%)
CMYK	cmyk(66.5%, 4.2%, 0%, 25.1%)
CIE-LAB	lab(68.54, -29.96, -13.76)
CIE-LCH	lch(68.54, 32.97, 204.67°)
OKLab	oklab(71.74% -0.0968 -0.0382)
OKLCH	oklch(71.74% 0.104 201.5)
XYZ	xyz(28.4477, 38.7154, 55.2537)
Luminance	0.3872 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B7BF #BF4840

analogous

#40BF88 #40B7BF #4077BF

triadic

#40B7BF #BF40B7 #B7BF40

tetradic

#40B7BF #8840BF #BF4840 #77BF40

square

#40B7BF #8840BF #BF4840 #77BF40

split-complementary

#40B7BF #BF4077 #BF8840

monochromatic

#215F63 #318B91 #40B7BF #6EC8CE #9CDADE

Accessibility & contrast

On white

2.40

#40B7BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#40B7BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B7BF

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B7BF	#FFFFFF	#000000	##000000
##40B7BF	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAAFC0

Deuteranopia (green-blind)

#97A1C0

Tritanopia (blue-blind)

#00BEB9

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #40b7bf;
/* rgb */ color: rgb(64, 183, 191);
/* oklch */ color: oklch(71.7% 0.104 201.5);

Tailwind

colors: {
  custom: {
    50: '#85cdd2',
    500: '#40b7bf',
    950: '#000000',
  },
}

SCSS

$custom: #40b7bf;
$custom-light: #85cdd2;
$custom-dark: #000000;

JSON

{
  "hex": "#40b7bf",
  "rgb": {
    "r": 64,
    "g": 183,
    "b": 191
  },
  "hsl": {
    "h": 183.78,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.71743,
    "c": 0.10401,
    "h": 201.5
  },
  "luminance": 0.38719
}

Semantic roles & 50–950 ramp

primary

#40B7BF

secondary

#CA9591

accent

#574ED9

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #40B7BF

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

Preview Lab → · Contrast checker → · Palette generator →