#409DC9#409DC9

#409DC9 is a light, moderate cyan. Relative luminance 0.294; OKLCH L 65.9% C 0.108 H 232.4°. Best body text is #000000 at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#409DC9
RGB	rgb(64, 157, 201)
HSL	hsl(199, 56%, 52%)
HSV	hsv(199, 68%, 79%)
CMYK	cmyk(68.2%, 21.9%, 0%, 21.2%)
CIE-LAB	lab(61.15, -13.42, -30.61)
CIE-LCH	lch(61.15, 33.42, 246.32°)
OKLab	oklab(65.93% -0.0662 -0.0859)
OKLCH	oklch(65.93% 0.108 232.4)
XYZ	xyz(24.7098, 29.4183, 59.6231)
Luminance	0.2942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409DC9 #C96C40

analogous

#40C9B0 #409DC9 #4059C9

triadic

#409DC9 #C9409D #9DC940

tetradic

#409DC9 #B040C9 #C96C40 #59C940

square

#409DC9 #B040C9 #C96C40 #59C940

split-complementary

#409DC9 #C94059 #C9B040

monochromatic

#1F566F #2D7A9F #409DC9 #70B5D6 #9FCEE4

Accessibility & contrast

On white

3.05

#409DC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.88

#409DC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #409DC9

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409DC9	#FFFFFF	#000000	##000000
##409DC9	1.00	3.05	6.88	6.88
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.88	21.00	1.00	1.00
##000000	6.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879BCB

Deuteranopia (green-blind)

#748EC8

Tritanopia (blue-blind)

#00A9AC

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #409dc9;
/* rgb */ color: rgb(64, 157, 201);
/* oklch */ color: oklch(65.9% 0.108 232.4);

Tailwind

colors: {
  custom: {
    50: '#84bad9',
    500: '#409dc9',
    950: '#000000',
  },
}

SCSS

$custom: #409dc9;
$custom-light: #84bad9;
$custom-dark: #000000;

JSON

{
  "hex": "#409dc9",
  "rgb": {
    "r": 64,
    "g": 157,
    "b": 201
  },
  "hsl": {
    "h": 199.27,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.65926,
    "c": 0.10845,
    "h": 232.4
  },
  "luminance": 0.29421
}

Semantic roles & 50–950 ramp

primary

#409DC9

secondary

#D0A894

accent

#7949DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #409DC9

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

Preview Lab → · Contrast checker → · Palette generator →