#40A4CA#40A4CA

#40A4CA is a light, moderate cyan. Relative luminance 0.319; OKLCH L 67.6% C 0.107 H 226.9°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#40A4CA
RGB	rgb(64, 164, 202)
HSL	hsl(197, 57%, 52%)
HSV	hsv(197, 68%, 79%)
CMYK	cmyk(68.3%, 18.8%, 0%, 20.8%)
CIE-LAB	lab(63.26, -16.88, -27.90)
CIE-LCH	lch(63.26, 32.61, 238.83°)
OKLab	oklab(67.63% -0.073 -0.0781)
OKLCH	oklch(67.63% 0.107 226.9)
XYZ	xyz(26.0462, 31.9023, 60.6507)
Luminance	0.3191 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A4CA #CA6640

analogous

#40CAAB #40A4CA #405FCA

triadic

#40A4CA #CA40A4 #A4CA40

tetradic

#40A4CA #AB40CA #CA6640 #5FCA40

square

#40A4CA #AB40CA #CA6640 #5FCA40

split-complementary

#40A4CA #CA405F #CAAB40

monochromatic

#1F5A70 #2C80A0 #40A4CA #70BBD7 #A0D2E5

Accessibility & contrast

On white

2.85

#40A4CA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#40A4CA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A4CA

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A4CA	#FFFFFF	#000000	##000000
##40A4CA	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90A1CC

Deuteranopia (green-blind)

#7D93CA

Tritanopia (blue-blind)

#00AFB0

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40a4ca;
/* rgb */ color: rgb(64, 164, 202);
/* oklch */ color: oklch(67.6% 0.107 226.9);

Tailwind

colors: {
  custom: {
    50: '#85bfda',
    500: '#40a4ca',
    950: '#000000',
  },
}

SCSS

$custom: #40a4ca;
$custom-light: #85bfda;
$custom-dark: #000000;

JSON

{
  "hex": "#40a4ca",
  "rgb": {
    "r": 64,
    "g": 164,
    "b": 202
  },
  "hsl": {
    "h": 196.522,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.67625,
    "c": 0.10686,
    "h": 226.9
  },
  "luminance": 0.31905
}

Semantic roles & 50–950 ramp

primary

#40A4CA

secondary

#D1A595

accent

#7248E0

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #40A4CA

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

Preview Lab → · Contrast checker → · Palette generator →