#409AB1#409AB1

#409AB1 is a light, moderate cyan. Relative luminance 0.274; OKLCH L 64.2% C 0.091 H 217.5°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#409AB1
RGB	rgb(64, 154, 177)
HSL	hsl(192, 47%, 47%)
HSV	hsv(192, 64%, 69%)
CMYK	cmyk(63.8%, 13%, 0%, 30.6%)
CIE-LAB	lab(59.32, -19.51, -19.92)
CIE-LCH	lch(59.32, 27.88, 225.59°)
OKLab	oklab(64.15% -0.0721 -0.0554)
OKLCH	oklch(64.15% 0.091 217.5)
XYZ	xyz(21.6025, 27.3732, 45.7315)
Luminance	0.2738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409AB1 #B15740

analogous

#40B18F #409AB1 #4062B1

triadic

#409AB1 #B1409A #9AB140

tetradic

#409AB1 #8F40B1 #B15740 #62B140

square

#409AB1 #8F40B1 #B15740 #62B140

split-complementary

#409AB1 #B14062 #B18F40

monochromatic

#1F4C57 #307384 #409AB1 #66B4C8 #93CAD8

Accessibility & contrast

On white

3.24

#409AB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#409AB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409AB1

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409AB1	#FFFFFF	#000000	##000000
##409AB1	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B96B2

Deuteranopia (green-blind)

#7B8AB1

Tritanopia (blue-blind)

#00A2A1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #409ab1;
/* rgb */ color: rgb(64, 154, 177);
/* oklch */ color: oklch(64.2% 0.091 217.5);

Tailwind

colors: {
  custom: {
    50: '#81b8c8',
    500: '#409ab1',
    950: '#000000',
  },
}

SCSS

$custom: #409ab1;
$custom-light: #81b8c8;
$custom-dark: #000000;

JSON

{
  "hex": "#409ab1",
  "rgb": {
    "r": 64,
    "g": 154,
    "b": 177
  },
  "hsl": {
    "h": 192.212,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.64153,
    "c": 0.09096,
    "h": 217.5
  },
  "luminance": 0.27376
}

Semantic roles & 50–950 ramp

primary

#409AB1

secondary

#C39589

accent

#6C51D7

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #409AB1

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

Preview Lab → · Contrast checker → · Palette generator →