#409CB4#409CB4

#409CB4 is a light, moderate cyan. Relative luminance 0.282; OKLCH L 64.8% C 0.093 H 218.0°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#409CB4
RGB	rgb(64, 156, 180)
HSL	hsl(192, 48%, 48%)
HSV	hsv(192, 64%, 71%)
CMYK	cmyk(64.4%, 13.3%, 0%, 29.4%)
CIE-LAB	lab(60.03, -19.63, -20.52)
CIE-LCH	lch(60.03, 28.40, 226.27°)
OKLab	oklab(64.76% -0.0731 -0.0571)
OKLCH	oklch(64.76% 0.093 218)
XYZ	xyz(22.2377, 28.1599, 47.4346)
Luminance	0.2816 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CB4 #B45840

analogous

#40B492 #409CB4 #4062B4

triadic

#409CB4 #B4409C #9CB440

tetradic

#409CB4 #9240B4 #B45840 #62B440

square

#409CB4 #9240B4 #B45840 #62B440

split-complementary

#409CB4 #B44062 #B49240

monochromatic

#204E5A #307587 #409CB4 #68B5C9 #95CBD9

Accessibility & contrast

On white

3.17

#409CB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#409CB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409CB4

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CB4	#FFFFFF	#000000	##000000
##409CB4	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C98B5

Deuteranopia (green-blind)

#7C8BB4

Tritanopia (blue-blind)

#00A4A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #409cb4;
/* rgb */ color: rgb(64, 156, 180);
/* oklch */ color: oklch(64.8% 0.093 218.0);

Tailwind

colors: {
  custom: {
    50: '#82b9ca',
    500: '#409cb4',
    950: '#000000',
  },
}

SCSS

$custom: #409cb4;
$custom-light: #82b9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#409cb4",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 180
  },
  "hsl": {
    "h": 192.414,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.64763,
    "c": 0.09275,
    "h": 218
  },
  "luminance": 0.28162
}

Semantic roles & 50–950 ramp

primary

#409CB4

secondary

#C5978B

accent

#6C51D7

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #409CB4

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

Preview Lab → · Contrast checker → · Palette generator →