#409CB9#409CB9

#409CB9 is a light, moderate cyan. Relative luminance 0.284; OKLCH L 65.0% C 0.096 H 222.1°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#409CB9
RGB	rgb(64, 156, 185)
HSL	hsl(194, 49%, 49%)
HSV	hsv(194, 65%, 73%)
CMYK	cmyk(65.4%, 15.7%, 0%, 27.5%)
CIE-LAB	lab(60.22, -18.06, -23.06)
CIE-LCH	lch(60.22, 29.29, 231.93°)
OKLab	oklab(64.97% -0.0711 -0.0643)
OKLCH	oklch(64.97% 0.096 222.1)
XYZ	xyz(22.7562, 28.3673, 50.1657)
Luminance	0.2837 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CB9 #B95D40

analogous

#40B99A #409CB9 #4060B9

triadic

#409CB9 #B9409C #9CB940

tetradic

#409CB9 #9A40B9 #B95D40 #60B940

square

#409CB9 #9A40B9 #B95D40 #60B940

split-complementary

#409CB9 #B94060 #B99A40

monochromatic

#214F5E #30768C #409CB9 #6BB4CC #98CBDB

Accessibility & contrast

On white

3.15

#409CB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#409CB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409CB9

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CB9	#FFFFFF	#000000	##000000
##409CB9	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B98BB

Deuteranopia (green-blind)

#7A8CB9

Tritanopia (blue-blind)

#00A5A5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #409cb9;
/* rgb */ color: rgb(64, 156, 185);
/* oklch */ color: oklch(65.0% 0.096 222.1);

Tailwind

colors: {
  custom: {
    50: '#82b9ce',
    500: '#409cb9',
    950: '#000000',
  },
}

SCSS

$custom: #409cb9;
$custom-light: #82b9ce;
$custom-dark: #000000;

JSON

{
  "hex": "#409cb9",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 185
  },
  "hsl": {
    "h": 194.38,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.64974,
    "c": 0.09588,
    "h": 222.1
  },
  "luminance": 0.2837
}

Semantic roles & 50–950 ramp

primary

#409CB9

secondary

#C79B8E

accent

#7050D8

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #409CB9

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

Preview Lab → · Contrast checker → · Palette generator →