#40A5CC#40A5CC

#40A5CC is a light, moderate cyan. Relative luminance 0.324; OKLCH L 68.0% C 0.108 H 227.4°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#40A5CC
RGB	rgb(64, 165, 204)
HSL	hsl(197, 58%, 53%)
HSV	hsv(197, 69%, 80%)
CMYK	cmyk(68.6%, 19.1%, 0%, 20%)
CIE-LAB	lab(63.64, -16.77, -28.44)
CIE-LCH	lch(63.64, 33.01, 239.47°)
OKLab	oklab(67.95% -0.0732 -0.0796)
OKLCH	oklch(67.95% 0.108 227.4)
XYZ	xyz(26.4642, 32.3570, 61.9658)
Luminance	0.3236 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A5CC #CC6740

analogous

#40CCAD #40A5CC #405FCC

triadic

#40A5CC #CC40A5 #A5CC40

tetradic

#40A5CC #AD40CC #CC6740 #5FCC40

square

#40A5CC #AD40CC #CC6740 #5FCC40

split-complementary

#40A5CC #CC405F #CCAD40

monochromatic

#1F5B73 #2C82A3 #40A5CC #70BCD9 #A1D3E6

Accessibility & contrast

On white

2.81

#40A5CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#40A5CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A5CC

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A5CC	#FFFFFF	#000000	##000000
##40A5CC	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90A2CE

Deuteranopia (green-blind)

#7D94CC

Tritanopia (blue-blind)

#00B0B2

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40a5cc;
/* rgb */ color: rgb(64, 165, 204);
/* oklch */ color: oklch(68.0% 0.108 227.4);

Tailwind

colors: {
  custom: {
    50: '#85bfdb',
    500: '#40a5cc',
    950: '#000000',
  },
}

SCSS

$custom: #40a5cc;
$custom-light: #85bfdb;
$custom-dark: #000000;

JSON

{
  "hex": "#40a5cc",
  "rgb": {
    "r": 64,
    "g": 165,
    "b": 204
  },
  "hsl": {
    "h": 196.714,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.67951,
    "c": 0.10817,
    "h": 227.4
  },
  "luminance": 0.3236
}

Semantic roles & 50–950 ramp

primary

#40A5CC

secondary

#D2A695

accent

#7247E1

background

#F8FBFD

surface

#F0F7FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #40A5CC

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

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