#40A1D3#40A1D3

#40A1D3 is a light, moderate cyan. Relative luminance 0.313; OKLCH L 67.3% C 0.116 H 234.8°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#40A1D3
RGB	rgb(64, 161, 211)
HSL	hsl(200, 63%, 54%)
HSV	hsv(200, 70%, 83%)
CMYK	cmyk(69.7%, 23.7%, 0%, 17.3%)
CIE-LAB	lab(62.74, -12.31, -33.71)
CIE-LCH	lch(62.74, 35.89, 249.94°)
OKLab	oklab(67.33% -0.0667 -0.0948)
OKLCH	oklch(67.33% 0.116 234.8)
XYZ	xyz(26.6125, 31.2799, 66.2505)
Luminance	0.3128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A1D3 #D37240

analogous

#40D3BC #40A1D3 #4058D3

triadic

#40A1D3 #D340A1 #A1D340

tetradic

#40A1D3 #BC40D3 #D37240 #58D340

square

#40A1D3 #BC40D3 #D37240 #58D340

split-complementary

#40A1D3 #D34058 #D3BC40

monochromatic

#1D5C7C #2880AE #40A1D3 #72B9DE #A3D2EA

Accessibility & contrast

On white

2.89

#40A1D3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#40A1D3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A1D3

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A1D3	#FFFFFF	#000000	##000000
##40A1D3	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89A0D5

Deuteranopia (green-blind)

#7591D2

Tritanopia (blue-blind)

#00AEB2

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #40a1d3;
/* rgb */ color: rgb(64, 161, 211);
/* oklch */ color: oklch(67.3% 0.116 234.8);

Tailwind

colors: {
  custom: {
    50: '#86bce0',
    500: '#40a1d3',
    950: '#000000',
  },
}

SCSS

$custom: #40a1d3;
$custom-light: #86bce0;
$custom-dark: #000000;

JSON

{
  "hex": "#40a1d3",
  "rgb": {
    "r": 64,
    "g": 161,
    "b": 211
  },
  "hsl": {
    "h": 200.408,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.67332,
    "c": 0.11593,
    "h": 234.8
  },
  "luminance": 0.31283
}

Semantic roles & 50–950 ramp

primary

#40A1D3

secondary

#D7AD98

accent

#7A42E6

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #40A1D3

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

Preview Lab → · Contrast checker → · Palette generator →