#40A5C2#40A5C2

#40A5C2 is a light, moderate cyan. Relative luminance 0.319; OKLCH L 67.5% C 0.101 H 220.3°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#40A5C2
RGB	rgb(64, 165, 194)
HSL	hsl(193, 52%, 51%)
HSV	hsv(193, 67%, 76%)
CMYK	cmyk(67%, 14.9%, 0%, 23.9%)
CIE-LAB	lab(63.25, -19.96, -23.45)
CIE-LCH	lch(63.25, 30.80, 229.60°)
OKLab	oklab(67.52% -0.077 -0.0654)
OKLCH	oklch(67.52% 0.101 220.3)
XYZ	xyz(25.3031, 31.8925, 55.8508)
Luminance	0.3190 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A5C2 #C25D40

analogous

#40C29E #40A5C2 #4064C2

triadic

#40A5C2 #C240A5 #A5C240

tetradic

#40A5C2 #9E40C2 #C25D40 #64C240

square

#40A5C2 #9E40C2 #C25D40 #64C240

split-complementary

#40A5C2 #C24064 #C29E40

monochromatic

#215767 #307F95 #40A5C2 #6EBBD1 #9DD1E0

Accessibility & contrast

On white

2.85

#40A5C2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#40A5C2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A5C2

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A5C2	#FFFFFF	#000000	##000000
##40A5C2	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)

#93A1C4

Deuteranopia (green-blind)

#8193C2

Tritanopia (blue-blind)

#00AEAE

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #40a5c2;
/* rgb */ color: rgb(64, 165, 194);
/* oklch */ color: oklch(67.5% 0.101 220.3);

Tailwind

colors: {
  custom: {
    50: '#84bfd4',
    500: '#40a5c2',
    950: '#000000',
  },
}

SCSS

$custom: #40a5c2;
$custom-light: #84bfd4;
$custom-dark: #000000;

JSON

{
  "hex": "#40a5c2",
  "rgb": {
    "r": 64,
    "g": 165,
    "b": 194
  },
  "hsl": {
    "h": 193.385,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.67518,
    "c": 0.10103,
    "h": 220.3
  },
  "luminance": 0.31895
}

Semantic roles & 50–950 ramp

primary

#40A5C2

secondary

#CC9F92

accent

#6C4DDB

background

#F8FBFD

surface

#F0F7FA

border

#CBD0D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #40A5C2

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

Preview Lab → · Contrast checker → · Palette generator →