#409CC9#409CC9

#409CC9 is a light, moderate cyan. Relative luminance 0.291; OKLCH L 65.7% C 0.109 H 233.2°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#409CC9
RGB	rgb(64, 156, 201)
HSL	hsl(200, 56%, 52%)
HSV	hsv(200, 68%, 79%)
CMYK	cmyk(68.2%, 22.4%, 0%, 21.2%)
CIE-LAB	lab(60.85, -12.88, -31.07)
CIE-LCH	lch(60.85, 33.63, 247.49°)
OKLab	oklab(65.69% -0.0652 -0.0872)
OKLCH	oklch(65.69% 0.109 233.2)
XYZ	xyz(24.5413, 29.0813, 59.5669)
Luminance	0.2908 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CC9 #C96D40

analogous

#40C9B1 #409CC9 #4058C9

triadic

#409CC9 #C9409C #9CC940

tetradic

#409CC9 #B140C9 #C96D40 #58C940

square

#409CC9 #B140C9 #C96D40 #58C940

split-complementary

#409CC9 #C94058 #C9B140

monochromatic

#1F556F #2D799F #409CC9 #70B5D6 #9FCDE4

Accessibility & contrast

On white

3.08

#409CC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#409CC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409CC9

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CC9	#FFFFFF	#000000	##000000
##409CC9	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#869ACB

Deuteranopia (green-blind)

#738DC8

Tritanopia (blue-blind)

#00A8AB

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #409cc9;
/* rgb */ color: rgb(64, 156, 201);
/* oklch */ color: oklch(65.7% 0.109 233.2);

Tailwind

colors: {
  custom: {
    50: '#84b9d9',
    500: '#409cc9',
    950: '#000000',
  },
}

SCSS

$custom: #409cc9;
$custom-light: #84b9d9;
$custom-dark: #000000;

JSON

{
  "hex": "#409cc9",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 201
  },
  "hsl": {
    "h": 199.708,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.6569,
    "c": 0.10889,
    "h": 233.2
  },
  "luminance": 0.29084
}

Semantic roles & 50–950 ramp

primary

#409CC9

secondary

#D0A894

accent

#7A49DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #409CC9

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

Preview Lab → · Contrast checker → · Palette generator →