#40B8C8#40B8C8

#40B8C8 is a light, moderate teal. Relative luminance 0.395; OKLCH L 72.3% C 0.106 H 207.8°. Best body text is #000000 at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#40B8C8
RGB	rgb(64, 184, 200)
HSL	hsl(187, 55%, 52%)
HSV	hsv(187, 68%, 78%)
CMYK	cmyk(68%, 8%, 0%, 21.6%)
CIE-LAB	lab(69.14, -27.78, -17.81)
CIE-LCH	lch(69.14, 33.00, 212.67°)
OKLab	oklab(72.32% -0.094 -0.0495)
OKLCH	oklch(72.32% 0.106 207.8)
XYZ	xyz(29.6757, 39.5377, 60.6999)
Luminance	0.3954 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8C8 #C85040

analogous

#40C894 #40B8C8 #4074C8

triadic

#40B8C8 #C840B8 #B8C840

tetradic

#40B8C8 #9440C8 #C85040 #74C840

square

#40B8C8 #9440C8 #C85040 #74C840

split-complementary

#40B8C8 #C84074 #C89440

monochromatic

#20656E #2D909D #40B8C8 #70CAD6 #9FDBE3

Accessibility & contrast

On white

2.36

#40B8C8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.91

#40B8C8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8C8

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8C8	#FFFFFF	#000000	##000000
##40B8C8	1.00	2.36	8.91	8.91
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.91	21.00	1.00	1.00
##000000	8.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8B1C9

Deuteranopia (green-blind)

#95A3C8

Tritanopia (blue-blind)

#00C0BD

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #40b8c8;
/* rgb */ color: rgb(64, 184, 200);
/* oklch */ color: oklch(72.3% 0.106 207.8);

Tailwind

colors: {
  custom: {
    50: '#86cdd8',
    500: '#40b8c8',
    950: '#000000',
  },
}

SCSS

$custom: #40b8c8;
$custom-light: #86cdd8;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8c8",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 200
  },
  "hsl": {
    "h": 187.059,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.72321,
    "c": 0.10624,
    "h": 207.8
  },
  "luminance": 0.39541
}

Semantic roles & 50–950 ramp

primary

#40B8C8

secondary

#D09B94

accent

#5B49DF

background

#F8FCFD

surface

#F0F9FA

border

#CBD2D3

text

#0D1314

muted

#7D8283

Preview Lab

Preview with #40B8C8

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

Preview Lab → · Contrast checker → · Palette generator →