#40B8BC#40B8BC

#40B8BC is a light, moderate teal. Relative luminance 0.390; OKLCH L 71.9% C 0.104 H 198.3°. Best body text is #000000 at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#40B8BC
RGB	rgb(64, 184, 188)
HSL	hsl(182, 49%, 49%)
HSV	hsv(182, 66%, 74%)
CMYK	cmyk(66%, 2.1%, 0%, 26.3%)
CIE-LAB	lab(68.75, -31.32, -11.80)
CIE-LCH	lch(68.75, 33.47, 200.64°)
OKLab	oklab(71.88% -0.0991 -0.0327)
OKLCH	oklch(71.88% 0.104 198.3)
XYZ	xyz(28.3279, 38.9986, 53.6017)
Luminance	0.3900 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8BC #BC4440

analogous

#40BC82 #40B8BC #407ABC

triadic

#40B8BC #BC40B8 #B8BC40

tetradic

#40B8BC #8240BC #BC4440 #7ABC40

square

#40B8BC #8240BC #BC4440 #7ABC40

split-complementary

#40B8BC #BC407A #BC8240

monochromatic

#215F61 #308B8E #40B8BC #6CCACD #9ADADD

Accessibility & contrast

On white

2.39

#40B8BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.80

#40B8BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8BC

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8BC	#FFFFFF	#000000	##000000
##40B8BC	1.00	2.39	8.80	8.80
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.80	21.00	1.00	1.00
##000000	8.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB0BC

Deuteranopia (green-blind)

#99A2BD

Tritanopia (blue-blind)

#00BEB9

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40b8bc;
/* rgb */ color: rgb(64, 184, 188);
/* oklch */ color: oklch(71.9% 0.104 198.3);

Tailwind

colors: {
  custom: {
    50: '#85cdd0',
    500: '#40b8bc',
    950: '#000000',
  },
}

SCSS

$custom: #40b8bc;
$custom-light: #85cdd0;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8bc",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 188
  },
  "hsl": {
    "h": 181.935,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.71878,
    "c": 0.10433,
    "h": 198.3
  },
  "luminance": 0.39002
}

Semantic roles & 50–950 ramp

primary

#40B8BC

secondary

#C9918F

accent

#534FD9

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #40B8BC

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

Preview Lab → · Contrast checker → · Palette generator →