#409AD4#409AD4

#409AD4 is a light, vivid cyan. Relative luminance 0.290; OKLCH L 65.8% C 0.121 H 240.6°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#409AD4
RGB	rgb(64, 154, 212)
HSL	hsl(204, 63%, 54%)
HSV	hsv(204, 70%, 83%)
CMYK	cmyk(69.8%, 27.4%, 0%, 16.9%)
CIE-LAB	lab(60.74, -8.08, -37.39)
CIE-LCH	lch(60.74, 38.26, 257.80°)
OKLab	oklab(65.76% -0.0595 -0.1055)
OKLCH	oklch(65.76% 0.121 240.6)
XYZ	xyz(25.5490, 28.9518, 66.5164)
Luminance	0.2895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409AD4 #D47A40

analogous

#40D4C4 #409AD4 #4050D4

triadic

#409AD4 #D4409A #9AD440

tetradic

#409AD4 #C440D4 #D47A40 #50D440

square

#409AD4 #C440D4 #D47A40 #50D440

split-complementary

#409AD4 #D44050 #D4C440

monochromatic

#1C577D #277AAF #409AD4 #72B4DF #A4CFEA

Accessibility & contrast

On white

3.09

#409AD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#409AD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409AD4

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409AD4	#FFFFFF	#000000	##000000
##409AD4	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F9AD7

Deuteranopia (green-blind)

#6B8CD3

Tritanopia (blue-blind)

#00A8AE

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #409ad4;
/* rgb */ color: rgb(64, 154, 212);
/* oklch */ color: oklch(65.8% 0.121 240.6);

Tailwind

colors: {
  custom: {
    50: '#86b7e1',
    500: '#409ad4',
    950: '#000000',
  },
}

SCSS

$custom: #409ad4;
$custom-light: #86b7e1;
$custom-dark: #000000;

JSON

{
  "hex": "#409ad4",
  "rgb": {
    "r": 64,
    "g": 154,
    "b": 212
  },
  "hsl": {
    "h": 203.514,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.65755,
    "c": 0.12113,
    "h": 240.6
  },
  "luminance": 0.28955
}

Semantic roles & 50–950 ramp

primary

#409AD4

secondary

#D7B198

accent

#8242E6

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #409AD4

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

Preview Lab → · Contrast checker → · Palette generator →