#409CBC#409CBC

#409CBC is a light, moderate cyan. Relative luminance 0.285; OKLCH L 65.1% C 0.098 H 224.4°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#409CBC
RGB	rgb(64, 156, 188)
HSL	hsl(195, 49%, 49%)
HSV	hsv(195, 66%, 74%)
CMYK	cmyk(66%, 17%, 0%, 26.3%)
CIE-LAB	lab(60.33, -17.10, -24.57)
CIE-LCH	lch(60.33, 29.94, 235.16°)
OKLab	oklab(65.1% -0.07 -0.0686)
OKLCH	oklch(65.1% 0.098 224.4)
XYZ	xyz(23.0763, 28.4953, 51.8512)
Luminance	0.2850 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409CBC #BC6040

analogous

#40BC9E #409CBC #405EBC

triadic

#409CBC #BC409C #9CBC40

tetradic

#409CBC #9E40BC #BC6040 #5EBC40

square

#409CBC #9E40BC #BC6040 #5EBC40

split-complementary

#409CBC #BC405E #BC9E40

monochromatic

#215061 #30768E #409CBC #6CB4CD #9ACBDD

Accessibility & contrast

On white

3.13

#409CBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#409CBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409CBC

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409CBC	#FFFFFF	#000000	##000000
##409CBC	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)

#8A99BE

Deuteranopia (green-blind)

#798CBC

Tritanopia (blue-blind)

#00A6A6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #409cbc;
/* rgb */ color: rgb(64, 156, 188);
/* oklch */ color: oklch(65.1% 0.098 224.4);

Tailwind

colors: {
  custom: {
    50: '#83b9d0',
    500: '#409cbc',
    950: '#000000',
  },
}

SCSS

$custom: #409cbc;
$custom-light: #83b9d0;
$custom-dark: #000000;

JSON

{
  "hex": "#409cbc",
  "rgb": {
    "r": 64,
    "g": 156,
    "b": 188
  },
  "hsl": {
    "h": 195.484,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.65103,
    "c": 0.09799,
    "h": 224.4
  },
  "luminance": 0.28498
}

Semantic roles & 50–950 ramp

primary

#409CBC

secondary

#C99E8F

accent

#734FD9

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #409CBC

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

Preview Lab → · Contrast checker → · Palette generator →