#40B1BC#40B1BC

#40B1BC is a light, moderate teal. Relative luminance 0.362; OKLCH L 70.2% C 0.101 H 204.3°. Best body text is #000000 at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#40B1BC
RGB	rgb(64, 177, 188)
HSL	hsl(185, 49%, 49%)
HSV	hsv(185, 66%, 74%)
CMYK	cmyk(66%, 5.9%, 0%, 26.3%)
CIE-LAB	lab(66.64, -27.91, -14.97)
CIE-LCH	lch(66.64, 31.66, 208.20°)
OKLab	oklab(70.18% -0.0918 -0.0415)
OKLCH	oklch(70.18% 0.101 204.3)
XYZ	xyz(26.9097, 36.1621, 53.1290)
Luminance	0.3617 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B1BC #BC4B40

analogous

#40BC89 #40B1BC #4073BC

triadic

#40B1BC #BC40B1 #B1BC40

tetradic

#40B1BC #8940BC #BC4B40 #73BC40

square

#40B1BC #8940BC #BC4B40 #73BC40

split-complementary

#40B1BC #BC4073 #BC8940

monochromatic

#215B61 #30868E #40B1BC #6CC4CD #9AD7DD

Accessibility & contrast

On white

2.55

#40B1BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.23

#40B1BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B1BC

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B1BC	#FFFFFF	#000000	##000000
##40B1BC	1.00	2.55	8.23	8.23
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.23	21.00	1.00	1.00
##000000	8.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3AABD

Deuteranopia (green-blind)

#919CBC

Tritanopia (blue-blind)

#00B8B4

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b1bc;
/* rgb */ color: rgb(64, 177, 188);
/* oklch */ color: oklch(70.2% 0.101 204.3);

Tailwind

colors: {
  custom: {
    50: '#84c8d0',
    500: '#40b1bc',
    950: '#000000',
  },
}

SCSS

$custom: #40b1bc;
$custom-light: #84c8d0;
$custom-dark: #000000;

JSON

{
  "hex": "#40b1bc",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 188
  },
  "hsl": {
    "h": 185.323,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.70175,
    "c": 0.10079,
    "h": 204.3
  },
  "luminance": 0.36165
}

Semantic roles & 50–950 ramp

primary

#40B1BC

secondary

#C9948F

accent

#5B4FD9

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #40B1BC

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

Preview Lab → · Contrast checker → · Palette generator →