#40A0D5#40A0D5

#40A0D5 is a light, moderate cyan. Relative luminance 0.310; OKLCH L 67.2% C 0.118 H 236.7°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#40A0D5
RGB	rgb(64, 160, 213)
HSL	hsl(201, 64%, 54%)
HSV	hsv(201, 70%, 84%)
CMYK	cmyk(70%, 24.9%, 0%, 16.5%)
CIE-LAB	lab(62.54, -11.09, -35.15)
CIE-LCH	lch(62.54, 36.85, 252.49°)
OKLab	oklab(67.2% -0.0651 -0.0989)
OKLCH	oklch(67.2% 0.118 236.7)
XYZ	xyz(26.6907, 31.0327, 67.5211)
Luminance	0.3104 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A0D5 #D57540

analogous

#40D5BF #40A0D5 #4056D5

triadic

#40A0D5 #D540A0 #A0D540

tetradic

#40A0D5 #BF40D5 #D57540 #56D540

square

#40A0D5 #BF40D5 #D57540 #56D540

split-complementary

#40A0D5 #D54056 #D5BF40

monochromatic

#1C5C7F #2780B1 #40A0D5 #72B9E0 #A4D2EB

Accessibility & contrast

On white

2.91

#40A0D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#40A0D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A0D5

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A0D5	#FFFFFF	#000000	##000000
##40A0D5	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879FD7

Deuteranopia (green-blind)

#7291D4

Tritanopia (blue-blind)

#00AEB2

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #40a0d5;
/* rgb */ color: rgb(64, 160, 213);
/* oklch */ color: oklch(67.2% 0.118 236.7);

Tailwind

colors: {
  custom: {
    50: '#86bce2',
    500: '#40a0d5',
    950: '#000000',
  },
}

SCSS

$custom: #40a0d5;
$custom-light: #86bce2;
$custom-dark: #000000;

JSON

{
  "hex": "#40a0d5",
  "rgb": {
    "r": 64,
    "g": 160,
    "b": 213
  },
  "hsl": {
    "h": 201.342,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.67195,
    "c": 0.11843,
    "h": 236.7
  },
  "luminance": 0.31036
}

Semantic roles & 50–950 ramp

primary

#40A0D5

secondary

#D8AF99

accent

#7C41E7

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0D1215

muted

#7D8183

Preview Lab

Preview with #40A0D5

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

Preview Lab → · Contrast checker → · Palette generator →