#409FC9#409FC9

#409FC9 is a light, moderate cyan. Relative luminance 0.301; OKLCH L 66.4% C 0.108 H 230.7°. Best body text is #000000 at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#409FC9
RGB	rgb(64, 159, 201)
HSL	hsl(198, 56%, 52%)
HSV	hsv(198, 68%, 79%)
CMYK	cmyk(68.2%, 20.9%, 0%, 21.2%)
CIE-LAB	lab(61.74, -14.51, -29.69)
CIE-LCH	lch(61.74, 33.05, 243.95°)
OKLab	oklab(66.4% -0.0682 -0.0832)
OKLCH	oklch(66.4% 0.108 230.7)
XYZ	xyz(25.0509, 30.1006, 59.7368)
Luminance	0.3010 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#409FC9 #C96A40

analogous

#40C9AE #409FC9 #405BC9

triadic

#409FC9 #C9409F #9FC940

tetradic

#409FC9 #AE40C9 #C96A40 #5BC940

square

#409FC9 #AE40C9 #C96A40 #5BC940

split-complementary

#409FC9 #C9405B #C9AE40

monochromatic

#1F576F #2D7C9F #409FC9 #70B7D6 #9FCFE4

Accessibility & contrast

On white

2.99

#409FC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.02

#409FC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #409FC9

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##409FC9	#FFFFFF	#000000	##000000
##409FC9	1.00	2.99	7.02	7.02
#FFFFFF	2.99	1.00	21.00	21.00
#000000	7.02	21.00	1.00	1.00
##000000	7.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A9DCB

Deuteranopia (green-blind)

#778FC8

Tritanopia (blue-blind)

#00ABAD

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #409fc9;
/* rgb */ color: rgb(64, 159, 201);
/* oklch */ color: oklch(66.4% 0.108 230.7);

Tailwind

colors: {
  custom: {
    50: '#84bbd9',
    500: '#409fc9',
    950: '#000000',
  },
}

SCSS

$custom: #409fc9;
$custom-light: #84bbd9;
$custom-dark: #000000;

JSON

{
  "hex": "#409fc9",
  "rgb": {
    "r": 64,
    "g": 159,
    "b": 201
  },
  "hsl": {
    "h": 198.394,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.66397,
    "c": 0.10764,
    "h": 230.7
  },
  "luminance": 0.30103
}

Semantic roles & 50–950 ramp

primary

#409FC9

secondary

#D0A794

accent

#7749DF

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #409FC9

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

Preview Lab → · Contrast checker → · Palette generator →