#409AB9#409AB9

#409AB9 is a light, moderate cyan. Relative luminance 0.277; OKLCH L 64.5% C 0.096 H 224.1°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#409AB9
RGB	rgb(64, 154, 185)
HSL	hsl(195, 49%, 49%)
HSV	hsv(195, 65%, 73%)
CMYK	cmyk(65.4%, 16.8%, 0%, 27.5%)
CIE-LAB	lab(59.62, -16.99, -23.98)
CIE-LCH	lch(59.62, 29.39, 234.68°)
OKLab	oklab(64.49% -0.069 -0.0669)
OKLCH	oklch(64.49% 0.096 224.1)
XYZ	xyz(22.4234, 27.7016, 50.0547)
Luminance	0.2770 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409AB9 #B95F40

analogous

#40B99C #409AB9 #405EB9

triadic

#409AB9 #B9409A #9AB940

tetradic

#409AB9 #9C40B9 #B95F40 #5EB940

square

#409AB9 #9C40B9 #B95F40 #5EB940

split-complementary

#409AB9 #B9405E #B99C40

monochromatic

#214E5E #30748C #409AB9 #6BB3CC #98CADB

Accessibility & contrast

On white

3.21

#409AB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#409AB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409AB9

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409AB9	#FFFFFF	#000000	##000000
##409AB9	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8997BB

Deuteranopia (green-blind)

#788AB9

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #409ab9;
/* rgb */ color: rgb(64, 154, 185);
/* oklch */ color: oklch(64.5% 0.096 224.1);

Tailwind

colors: {
  custom: {
    50: '#82b7ce',
    500: '#409ab9',
    950: '#000000',
  },
}

SCSS

$custom: #409ab9;
$custom-light: #82b7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#409ab9",
  "rgb": {
    "r": 64,
    "g": 154,
    "b": 185
  },
  "hsl": {
    "h": 195.372,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.64493,
    "c": 0.09614,
    "h": 224.1
  },
  "luminance": 0.27704
}

Semantic roles & 50–950 ramp

primary

#409AB9

secondary

#C79C8E

accent

#7350D8

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #409AB9

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

Preview Lab → · Contrast checker → · Palette generator →