#40A0D3#40A0D3

#40A0D3 is a light, moderate cyan. Relative luminance 0.309; OKLCH L 67.1% C 0.116 H 235.6°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#40A0D3
RGB	rgb(64, 160, 211)
HSL	hsl(201, 63%, 54%)
HSV	hsv(201, 70%, 83%)
CMYK	cmyk(69.7%, 24.2%, 0%, 17.3%)
CIE-LAB	lab(62.45, -11.76, -34.17)
CIE-LCH	lch(62.45, 36.13, 251.01°)
OKLab	oklab(67.1% -0.0658 -0.0961)
OKLCH	oklch(67.1% 0.116 235.6)
XYZ	xyz(26.4384, 30.9318, 66.1925)
Luminance	0.3094 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A0D3 #D37340

analogous

#40D3BC #40A0D3 #4057D3

triadic

#40A0D3 #D340A0 #A0D340

tetradic

#40A0D3 #BC40D3 #D37340 #57D340

square

#40A0D3 #BC40D3 #D37340 #57D340

split-complementary

#40A0D3 #D34057 #D3BC40

monochromatic

#1D5B7C #287FAE #40A0D3 #72B9DE #A3D1EA

Accessibility & contrast

On white

2.92

#40A0D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#40A0D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A0D3

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A0D3	#FFFFFF	#000000	##000000
##40A0D3	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889FD5

Deuteranopia (green-blind)

#7391D2

Tritanopia (blue-blind)

#00ADB1

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40a0d3;
/* rgb */ color: rgb(64, 160, 211);
/* oklch */ color: oklch(67.1% 0.116 235.6);

Tailwind

colors: {
  custom: {
    50: '#86bce0',
    500: '#40a0d3',
    950: '#000000',
  },
}

SCSS

$custom: #40a0d3;
$custom-light: #86bce0;
$custom-dark: #000000;

JSON

{
  "hex": "#40a0d3",
  "rgb": {
    "r": 64,
    "g": 160,
    "b": 211
  },
  "hsl": {
    "h": 200.816,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.67099,
    "c": 0.11645,
    "h": 235.6
  },
  "luminance": 0.30935
}

Semantic roles & 50–950 ramp

primary

#40A0D3

secondary

#D7AE98

accent

#7B42E6

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #40A0D3

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

Preview Lab → · Contrast checker → · Palette generator →