#40ADD0#40ADD0

#40ADD0 is a light, moderate cyan. Relative luminance 0.355; OKLCH L 70.0% C 0.109 H 223.2°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#40ADD0
RGB	rgb(64, 173, 208)
HSL	hsl(195, 61%, 53%)
HSV	hsv(195, 69%, 82%)
CMYK	cmyk(69.2%, 16.8%, 0%, 18.4%)
CIE-LAB	lab(66.16, -19.71, -26.77)
CIE-LCH	lch(66.16, 33.24, 233.64°)
OKLab	oklab(70.02% -0.0798 -0.0748)
OKLCH	oklch(70.02% 0.109 223.2)
XYZ	xyz(28.4384, 35.5280, 65.0211)
Luminance	0.3553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40ADD0 #D06340

analogous

#40D0AB #40ADD0 #4065D0

triadic

#40ADD0 #D040AD #ADD040

tetradic

#40ADD0 #AB40D0 #D06340 #65D040

square

#40ADD0 #AB40D0 #D06340 #65D040

split-complementary

#40ADD0 #D04065 #D0AB40

monochromatic

#1E6278 #2A8AA9 #40ADD0 #71C2DC #A2D7E8

Accessibility & contrast

On white

2.59

#40ADD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#40ADD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ADD0

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40ADD0	#FFFFFF	#000000	##000000
##40ADD0	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99A9D2

Deuteranopia (green-blind)

#859AD0

Tritanopia (blue-blind)

#00B8B8

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40add0;
/* rgb */ color: rgb(64, 173, 208);
/* oklch */ color: oklch(70.0% 0.109 223.2);

Tailwind

colors: {
  custom: {
    50: '#86c5de',
    500: '#40add0',
    950: '#000000',
  },
}

SCSS

$custom: #40add0;
$custom-light: #86c5de;
$custom-dark: #000000;

JSON

{
  "hex": "#40add0",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 208
  },
  "hsl": {
    "h": 194.583,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.70019,
    "c": 0.10937,
    "h": 223.2
  },
  "luminance": 0.35531
}

Semantic roles & 50–950 ramp

primary

#40ADD0

secondary

#D5A697

accent

#6B44E4

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #40ADD0

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

Preview Lab → · Contrast checker → · Palette generator →