#409FB2#409FB2

#409FB2 is a light, moderate cyan. Relative luminance 0.291; OKLCH L 65.4% C 0.092 H 213.1°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#409FB2
RGB	rgb(64, 159, 178)
HSL	hsl(190, 47%, 47%)
HSV	hsv(190, 64%, 70%)
CMYK	cmyk(64%, 10.7%, 0%, 30.2%)
CIE-LAB	lab(60.87, -21.82, -18.12)
CIE-LCH	lch(60.87, 28.36, 219.71°)
OKLab	oklab(65.41% -0.0771 -0.0503)
OKLCH	oklch(65.41% 0.092 213.1)
XYZ	xyz(22.5450, 29.0982, 46.5392)
Luminance	0.2910 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409FB2 #B25340

analogous

#40B28C #409FB2 #4066B2

triadic

#409FB2 #B2409F #9FB240

tetradic

#409FB2 #8C40B2 #B25340 #66B240

square

#409FB2 #8C40B2 #B25340 #66B240

split-complementary

#409FB2 #B24066 #B28C40

monochromatic

#204F58 #307785 #409FB2 #67B8C8 #94CDD8

Accessibility & contrast

On white

3.08

#409FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#409FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409FB2

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409FB2	#FFFFFF	#000000	##000000
##409FB2	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#919AB3

Deuteranopia (green-blind)

#808EB2

Tritanopia (blue-blind)

#00A7A5

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #409fb2;
/* rgb */ color: rgb(64, 159, 178);
/* oklch */ color: oklch(65.4% 0.092 213.1);

Tailwind

colors: {
  custom: {
    50: '#82bbc9',
    500: '#409fb2',
    950: '#000000',
  },
}

SCSS

$custom: #409fb2;
$custom-light: #82bbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#409fb2",
  "rgb": {
    "r": 64,
    "g": 159,
    "b": 178
  },
  "hsl": {
    "h": 190,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.6541,
    "c": 0.09207,
    "h": 213.1
  },
  "luminance": 0.29101
}

Semantic roles & 50–950 ramp

primary

#409FB2

secondary

#C4948A

accent

#6751D7

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #409FB2

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

Preview Lab → · Contrast checker → · Palette generator →