#40A8C2#40A8C2

#40A8C2 is a light, moderate cyan. Relative luminance 0.330; OKLCH L 68.2% C 0.101 H 217.5°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#40A8C2
RGB	rgb(64, 168, 194)
HSL	hsl(192, 52%, 51%)
HSV	hsv(192, 67%, 76%)
CMYK	cmyk(67%, 13.4%, 0%, 23.9%)
CIE-LAB	lab(64.15, -21.53, -22.08)
CIE-LCH	lch(64.15, 30.84, 225.73°)
OKLab	oklab(68.24% -0.0801 -0.0615)
OKLCH	oklch(68.24% 0.101 217.5)
XYZ	xyz(25.8506, 32.9874, 56.0333)
Luminance	0.3299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A8C2 #C25A40

analogous

#40C29B #40A8C2 #4067C2

triadic

#40A8C2 #C240A8 #A8C240

tetradic

#40A8C2 #9B40C2 #C25A40 #67C240

square

#40A8C2 #9B40C2 #C25A40 #67C240

split-complementary

#40A8C2 #C24067 #C29B40

monochromatic

#215967 #308195 #40A8C2 #6EBDD1 #9DD2E0

Accessibility & contrast

On white

2.76

#40A8C2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#40A8C2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A8C2

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A8C2	#FFFFFF	#000000	##000000
##40A8C2	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A3C3

Deuteranopia (green-blind)

#8596C2

Tritanopia (blue-blind)

#00B1B0

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #40a8c2;
/* rgb */ color: rgb(64, 168, 194);
/* oklch */ color: oklch(68.2% 0.101 217.5);

Tailwind

colors: {
  custom: {
    50: '#84c2d4',
    500: '#40a8c2',
    950: '#000000',
  },
}

SCSS

$custom: #40a8c2;
$custom-light: #84c2d4;
$custom-dark: #000000;

JSON

{
  "hex": "#40a8c2",
  "rgb": {
    "r": 64,
    "g": 168,
    "b": 194
  },
  "hsl": {
    "h": 192,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.68237,
    "c": 0.10099,
    "h": 217.5
  },
  "luminance": 0.3299
}

Semantic roles & 50–950 ramp

primary

#40A8C2

secondary

#CC9E92

accent

#694DDB

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #40A8C2

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

Preview Lab → · Contrast checker → · Palette generator →