#40A0CC#40A0CC

#40A0CC is a light, moderate cyan. Relative luminance 0.306; OKLCH L 66.8% C 0.110 H 231.7°. Best body text is #000000 at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#40A0CC
RGB	rgb(64, 160, 204)
HSL	hsl(199, 58%, 53%)
HSV	hsv(199, 69%, 80%)
CMYK	cmyk(68.6%, 21.6%, 0%, 20%)
CIE-LAB	lab(62.16, -14.07, -30.72)
CIE-LCH	lch(62.16, 33.79, 245.39°)
OKLab	oklab(66.77% -0.0682 -0.0862)
OKLCH	oklch(66.77% 0.11 231.7)
XYZ	xyz(25.5799, 30.5884, 61.6711)
Luminance	0.3059 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A0CC #CC6C40

analogous

#40CCB2 #40A0CC #405ACC

triadic

#40A0CC #CC40A0 #A0CC40

tetradic

#40A0CC #B240CC #CC6C40 #5ACC40

square

#40A0CC #B240CC #CC6C40 #5ACC40

split-complementary

#40A0CC #CC405A #CCB240

monochromatic

#1F5873 #2C7EA3 #40A0CC #70B8D9 #A1D0E6

Accessibility & contrast

On white

2.95

#40A0CC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.12

#40A0CC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A0CC

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A0CC	#FFFFFF	#000000	##000000
##40A0CC	1.00	2.95	7.12	7.12
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.12	21.00	1.00	1.00
##000000	7.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9ECE

Deuteranopia (green-blind)

#7790CB

Tritanopia (blue-blind)

#00ACAF

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #40a0cc;
/* rgb */ color: rgb(64, 160, 204);
/* oklch */ color: oklch(66.8% 0.110 231.7);

Tailwind

colors: {
  custom: {
    50: '#85bcdb',
    500: '#40a0cc',
    950: '#000000',
  },
}

SCSS

$custom: #40a0cc;
$custom-light: #85bcdb;
$custom-dark: #000000;

JSON

{
  "hex": "#40a0cc",
  "rgb": {
    "r": 64,
    "g": 160,
    "b": 204
  },
  "hsl": {
    "h": 198.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.66771,
    "c": 0.1099,
    "h": 231.7
  },
  "luminance": 0.30591
}

Semantic roles & 50–950 ramp

primary

#40A0CC

secondary

#D2A995

accent

#7747E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #40A0CC

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

Preview Lab → · Contrast checker → · Palette generator →