#40B3C4#40B3C4

#40B3C4 is a light, moderate teal. Relative luminance 0.373; OKLCH L 71.0% C 0.104 H 209.0°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#40B3C4
RGB	rgb(64, 179, 196)
HSL	hsl(188, 53%, 51%)
HSV	hsv(188, 67%, 77%)
CMYK	cmyk(67.3%, 8.7%, 0%, 23.1%)
CIE-LAB	lab(67.51, -26.50, -18.08)
CIE-LCH	lch(67.51, 32.08, 214.30°)
OKLab	oklab(70.96% -0.0906 -0.0502)
OKLCH	oklch(70.96% 0.104 209)
XYZ	xyz(28.1940, 37.3125, 57.9300)
Luminance	0.3732 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B3C4 #C45140

analogous

#40C493 #40B3C4 #4071C4

triadic

#40B3C4 #C440B3 #B3C440

tetradic

#40B3C4 #9340C4 #C45140 #71C440

square

#40B3C4 #9340C4 #C45140 #71C440

split-complementary

#40B3C4 #C44071 #C49340

monochromatic

#206069 #2F8A98 #40B3C4 #6FC6D2 #9ED8E1

Accessibility & contrast

On white

2.48

#40B3C4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#40B3C4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B3C4

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B3C4	#FFFFFF	#000000	##000000
##40B3C4	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4ACC5

Deuteranopia (green-blind)

#909EC4

Tritanopia (blue-blind)

#00BBB8

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40b3c4;
/* rgb */ color: rgb(64, 179, 196);
/* oklch */ color: oklch(71.0% 0.104 209.0);

Tailwind

colors: {
  custom: {
    50: '#85cad5',
    500: '#40b3c4',
    950: '#000000',
  },
}

SCSS

$custom: #40b3c4;
$custom-light: #85cad5;
$custom-dark: #000000;

JSON

{
  "hex": "#40b3c4",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 196
  },
  "hsl": {
    "h": 187.727,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.70964,
    "c": 0.10357,
    "h": 209
  },
  "luminance": 0.37316
}

Semantic roles & 50–950 ramp

primary

#40B3C4

secondary

#CD9A93

accent

#5E4CDC

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1314

muted

#7D8283

Preview Lab

Preview with #40B3C4

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

Preview Lab → · Contrast checker → · Palette generator →