#409CB2#409CB2

#409CB2 is a light, moderate cyan. Relative luminance 0.281; OKLCH L 64.7% C 0.092 H 216.3°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#409CB2
RGB	rgb(64, 156, 178)
HSL	hsl(192, 47%, 47%)
HSV	hsv(192, 64%, 70%)
CMYK	cmyk(64%, 12.4%, 0%, 30.2%)
CIE-LAB	lab(59.96, -20.25, -19.51)
CIE-LCH	lch(59.96, 28.12, 223.92°)
OKLab	oklab(64.68% -0.0739 -0.0542)
OKLCH	oklch(64.68% 0.092 216.3)
XYZ	xyz(22.0354, 28.0789, 46.3693)
Luminance	0.2808 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CB2 #B25640

analogous

#40B28F #409CB2 #4063B2

triadic

#409CB2 #B2409C #9CB240

tetradic

#409CB2 #8F40B2 #B25640 #63B240

square

#409CB2 #8F40B2 #B25640 #63B240

split-complementary

#409CB2 #B24063 #B28F40

monochromatic

#204D58 #307585 #409CB2 #67B6C8 #94CBD8

Accessibility & contrast

On white

3.17

#409CB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#409CB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409CB2

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CB2	#FFFFFF	#000000	##000000
##409CB2	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D97B3

Deuteranopia (green-blind)

#7D8BB2

Tritanopia (blue-blind)

#00A4A3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #409cb2;
/* rgb */ color: rgb(64, 156, 178);
/* oklch */ color: oklch(64.7% 0.092 216.3);

Tailwind

colors: {
  custom: {
    50: '#81b9c9',
    500: '#409cb2',
    950: '#000000',
  },
}

SCSS

$custom: #409cb2;
$custom-light: #81b9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#409cb2",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 178
  },
  "hsl": {
    "h": 191.579,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.6468,
    "c": 0.09165,
    "h": 216.3
  },
  "luminance": 0.28081
}

Semantic roles & 50–950 ramp

primary

#409CB2

secondary

#C4958A

accent

#6B51D7

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #409CB2

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

Preview Lab → · Contrast checker → · Palette generator →