#40ADD2#40ADD2

#40ADD2 is a light, moderate cyan. Relative luminance 0.356; OKLCH L 70.1% C 0.111 H 224.5°. Best body text is #000000 at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#40ADD2
RGB	rgb(64, 173, 210)
HSL	hsl(195, 62%, 54%)
HSV	hsv(195, 70%, 82%)
CMYK	cmyk(69.5%, 17.6%, 0%, 17.6%)
CIE-LAB	lab(66.23, -19.07, -27.76)
CIE-LCH	lch(66.23, 33.68, 235.51°)
OKLab	oklab(70.1% -0.079 -0.0776)
OKLCH	oklch(70.1% 0.111 224.5)
XYZ	xyz(28.6860, 35.6270, 66.3251)
Luminance	0.3563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40ADD2 #D26540

analogous

#40D2AE #40ADD2 #4064D2

triadic

#40ADD2 #D240AD #ADD240

tetradic

#40ADD2 #AE40D2 #D26540 #64D240

square

#40ADD2 #AE40D2 #D26540 #64D240

split-complementary

#40ADD2 #D24064 #D2AE40

monochromatic

#1D637B #298BAC #40ADD2 #72C2DE #A3D8E9

Accessibility & contrast

On white

2.58

#40ADD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.13

#40ADD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40ADD2

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40ADD2	#FFFFFF	#000000	##000000
##40ADD2	1.00	2.58	8.13	8.13
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.13	21.00	1.00	1.00
##000000	8.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98A9D4

Deuteranopia (green-blind)

#849BD2

Tritanopia (blue-blind)

#00B8B9

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40add2;
/* rgb */ color: rgb(64, 173, 210);
/* oklch */ color: oklch(70.1% 0.111 224.5);

Tailwind

colors: {
  custom: {
    50: '#87c5e0',
    500: '#40add2',
    950: '#000000',
  },
}

SCSS

$custom: #40add2;
$custom-light: #87c5e0;
$custom-dark: #000000;

JSON

{
  "hex": "#40add2",
  "rgb": {
    "r": 64,
    "g": 173,
    "b": 210
  },
  "hsl": {
    "h": 195.205,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.70105,
    "c": 0.11078,
    "h": 224.5
  },
  "luminance": 0.3563
}

Semantic roles & 50–950 ramp

primary

#40ADD2

secondary

#D6A898

accent

#6C43E5

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0D1315

muted

#7D8283

Preview Lab

Preview with #40ADD2

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

Preview Lab → · Contrast checker → · Palette generator →