#40A4C5#40A4C5

#40A4C5 is a light, moderate cyan. Relative luminance 0.317; OKLCH L 67.4% C 0.103 H 223.5°. Best body text is #000000 at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#40A4C5
RGB	rgb(64, 164, 197)
HSL	hsl(195, 53%, 51%)
HSV	hsv(195, 68%, 77%)
CMYK	cmyk(67.5%, 16.8%, 0%, 22.7%)
CIE-LAB	lab(63.07, -18.48, -25.41)
CIE-LCH	lch(63.07, 31.42, 233.97°)
OKLab	oklab(67.41% -0.0748 -0.071)
OKLCH	oklch(67.41% 0.103 223.5)
XYZ	xyz(25.4638, 31.6693, 57.5833)
Luminance	0.3167 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A4C5 #C56140

analogous

#40C5A3 #40A4C5 #4061C5

triadic

#40A4C5 #C540A4 #A4C540

tetradic

#40A4C5 #A340C5 #C56140 #61C540

square

#40A4C5 #A340C5 #C56140 #61C540

split-complementary

#40A4C5 #C54061 #C5A340

monochromatic

#20586A #2F7F99 #40A4C5 #6FBAD3 #9ED1E2

Accessibility & contrast

On white

2.86

#40A4C5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.33

#40A4C5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A4C5

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A4C5	#FFFFFF	#000000	##000000
##40A4C5	1.00	2.86	7.33	7.33
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.33	21.00	1.00	1.00
##000000	7.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91A0C7

Deuteranopia (green-blind)

#7F93C5

Tritanopia (blue-blind)

#00AEAF

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40a4c5;
/* rgb */ color: rgb(64, 164, 197);
/* oklch */ color: oklch(67.4% 0.103 223.5);

Tailwind

colors: {
  custom: {
    50: '#84bfd6',
    500: '#40a4c5',
    950: '#000000',
  },
}

SCSS

$custom: #40a4c5;
$custom-light: #84bfd6;
$custom-dark: #000000;

JSON

{
  "hex": "#40a4c5",
  "rgb": {
    "r": 64,
    "g": 164,
    "b": 197
  },
  "hsl": {
    "h": 194.887,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.67406,
    "c": 0.10313,
    "h": 223.5
  },
  "luminance": 0.31672
}

Semantic roles & 50–950 ramp

primary

#40A4C5

secondary

#CEA293

accent

#6F4BDD

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #40A4C5

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

Preview Lab → · Contrast checker → · Palette generator →