#409AB0#409AB0

#409AB0 is a light, moderate cyan. Relative luminance 0.273; OKLCH L 64.1% C 0.090 H 216.6°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#409AB0
RGB	rgb(64, 154, 176)
HSL	hsl(192, 47%, 47%)
HSV	hsv(192, 64%, 69%)
CMYK	cmyk(63.6%, 12.5%, 0%, 31%)
CIE-LAB	lab(59.28, -19.82, -19.41)
CIE-LCH	lch(59.28, 27.74, 224.39°)
OKLab	oklab(64.11% -0.0725 -0.054)
OKLCH	oklch(64.11% 0.09 216.6)
XYZ	xyz(21.5032, 27.3335, 45.2085)
Luminance	0.2734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409AB0 #B05640

analogous

#40B08E #409AB0 #4062B0

triadic

#409AB0 #B0409A #9AB040

tetradic

#409AB0 #8E40B0 #B05640 #62B040

square

#409AB0 #8E40B0 #B05640 #62B040

split-complementary

#409AB0 #B04062 #B08E40

monochromatic

#1F4B56 #307383 #409AB0 #66B4C7 #93CAD8

Accessibility & contrast

On white

3.25

#409AB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#409AB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409AB0

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409AB0	#FFFFFF	#000000	##000000
##409AB0	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B96B1

Deuteranopia (green-blind)

#7B8AB0

Tritanopia (blue-blind)

#00A2A1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #409ab0;
/* rgb */ color: rgb(64, 154, 176);
/* oklch */ color: oklch(64.1% 0.090 216.6);

Tailwind

colors: {
  custom: {
    50: '#81b8c7',
    500: '#409ab0',
    950: '#000000',
  },
}

SCSS

$custom: #409ab0;
$custom-light: #81b8c7;
$custom-dark: #000000;

JSON

{
  "hex": "#409ab0",
  "rgb": {
    "r": 64,
    "g": 154,
    "b": 176
  },
  "hsl": {
    "h": 191.786,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.64112,
    "c": 0.09042,
    "h": 216.6
  },
  "luminance": 0.27336
}

Semantic roles & 50–950 ramp

primary

#409AB0

secondary

#C39489

accent

#6C51D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #409AB0

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

Preview Lab → · Contrast checker → · Palette generator →