#3559AF#3559AF

#3559AF is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.5% C 0.143 H 264.6°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#3559AF
RGB	rgb(53, 89, 175)
HSL	hsl(222, 54%, 45%)
HSV	hsv(222, 70%, 69%)
CMYK	cmyk(69.7%, 49.1%, 0%, 31.4%)
CIE-LAB	lab(39.57, 16.59, -49.77)
CIE-LCH	lch(39.57, 52.46, 288.43°)
OKLab	oklab(48.49% -0.0136 -0.1428)
OKLCH	oklch(48.49% 0.143 264.6)
XYZ	xyz(12.7757, 10.9955, 41.9982)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3559AF #AF8B35

analogous

#3596AF #3559AF #4E35AF

triadic

#3559AF #AF3559 #59AF35

tetradic

#3559AF #AF3596 #AF8B35 #35AF4E

square

#3559AF #AF3596 #AF8B35 #35AF4E

split-complementary

#3559AF #AF4E35 #96AF35

monochromatic

#192951 #274180 #3559AF #5678CC #859EDA

Accessibility & contrast

On white

6.56

#3559AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3559AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3559AF

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3559AF	#FFFFFF	#000000	##FFFFFF
##3559AF	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A63B2

Deuteranopia (green-blind)

#0458AD

Tritanopia (blue-blind)

#006D7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3559af;
/* rgb */ color: rgb(53, 89, 175);
/* oklch */ color: oklch(48.5% 0.143 264.6);

Tailwind

colors: {
  custom: {
    50: '#7b87c7',
    500: '#3559af',
    950: '#000000',
  },
}

SCSS

$custom: #3559af;
$custom-light: #7b87c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3559af",
  "rgb": {
    "r": 53,
    "g": 89,
    "b": 175
  },
  "hsl": {
    "h": 222.295,
    "s": 53.509,
    "l": 44.706
  },
  "oklch": {
    "l": 0.48485,
    "c": 0.14341,
    "h": 264.6
  },
  "luminance": 0.10997
}

Semantic roles & 50–950 ramp

primary

#3559AF

secondary

#C4AE7C

accent

#B24BDD

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3559AF

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

Preview Lab → · Contrast checker → · Palette generator →