#409BC4#409BC4

#409BC4 is a light, moderate cyan. Relative luminance 0.285; OKLCH L 65.2% C 0.105 H 231.0°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#409BC4
RGB	rgb(64, 155, 196)
HSL	hsl(199, 53%, 51%)
HSV	hsv(199, 67%, 77%)
CMYK	cmyk(67.3%, 20.9%, 0%, 23.1%)
CIE-LAB	lab(60.35, -13.97, -29.04)
CIE-LCH	lch(60.35, 32.23, 244.31°)
OKLab	oklab(65.22% -0.066 -0.0814)
OKLCH	oklch(65.22% 0.105 231)
XYZ	xyz(23.7956, 28.5156, 56.4638)
Luminance	0.2852 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409BC4 #C46940

analogous

#40C4AB #409BC4 #4059C4

triadic

#409BC4 #C4409B #9BC440

tetradic

#409BC4 #AB40C4 #C46940 #59C440

square

#409BC4 #AB40C4 #C46940 #59C440

split-complementary

#409BC4 #C44059 #C4AB40

monochromatic

#205369 #2F7798 #409BC4 #6FB3D2 #9ECCE1

Accessibility & contrast

On white

3.13

#409BC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#409BC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409BC4

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409BC4	#FFFFFF	#000000	##000000
##409BC4	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8699C6

Deuteranopia (green-blind)

#748CC3

Tritanopia (blue-blind)

#00A6A9

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #409bc4;
/* rgb */ color: rgb(64, 155, 196);
/* oklch */ color: oklch(65.2% 0.105 231.0);

Tailwind

colors: {
  custom: {
    50: '#84b8d6',
    500: '#409bc4',
    950: '#000000',
  },
}

SCSS

$custom: #409bc4;
$custom-light: #84b8d6;
$custom-dark: #000000;

JSON

{
  "hex": "#409bc4",
  "rgb": {
    "r": 64,
    "g": 155,
    "b": 196
  },
  "hsl": {
    "h": 198.636,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.65223,
    "c": 0.10476,
    "h": 231
  },
  "luminance": 0.28518
}

Semantic roles & 50–950 ramp

primary

#409BC4

secondary

#CDA593

accent

#794CDC

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #409BC4

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

Preview Lab → · Contrast checker → · Palette generator →