#3549D8#3549D8

#3549D8 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 48.8% C 0.217 H 269.7°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#3549D8
RGB	rgb(53, 73, 216)
HSL	hsl(233, 68%, 53%)
HSV	hsv(233, 75%, 85%)
CMYK	cmyk(75.5%, 66.2%, 0%, 15.3%)
CIE-LAB	lab(38.69, 41.74, -75.07)
CIE-LCH	lch(38.69, 85.90, 299.07°)
OKLab	oklab(48.82% -0.001 -0.2172)
OKLCH	oklch(48.82% 0.217 269.7)
XYZ	xyz(16.2412, 10.4781, 66.1189)
Luminance	0.1048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3549D8 #D8C435

analogous

#359AD8 #3549D8 #7235D8

triadic

#3549D8 #D83549 #49D835

tetradic

#3549D8 #D8359A #D8C435 #35D872

square

#3549D8 #D8359A #D8C435 #35D872

split-complementary

#3549D8 #D87235 #9AD835

monochromatic

#18247B #2233AE #3549D8 #6877E2 #9CA5EC

Accessibility & contrast

On white

6.78

#3549D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#3549D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3549D8

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3549D8	#FFFFFF	#000000	##FFFFFF
##3549D8	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063DC

Deuteranopia (green-blind)

#0053D5

Tritanopia (blue-blind)

#00708A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3549d8;
/* rgb */ color: rgb(53, 73, 216);
/* oklch */ color: oklch(48.8% 0.217 269.7);

Tailwind

colors: {
  custom: {
    50: '#857ce5',
    500: '#3549d8',
    950: '#000000',
  },
}

SCSS

$custom: #3549d8;
$custom-light: #857ce5;
$custom-dark: #000000;

JSON

{
  "hex": "#3549d8",
  "rgb": {
    "r": 53,
    "g": 73,
    "b": 216
  },
  "hsl": {
    "h": 232.638,
    "s": 67.635,
    "l": 52.745
  },
  "oklch": {
    "l": 0.48821,
    "c": 0.21724,
    "h": 269.7
  },
  "luminance": 0.1048
}

Semantic roles & 50–950 ramp

primary

#3549D8

secondary

#D8CF91

accent

#D53DEB

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3549D8

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

Preview Lab → · Contrast checker → · Palette generator →