#3559C0#3559C0

#3559C0 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.7% C 0.167 H 266.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#3559C0
RGB	rgb(53, 89, 192)
HSL	hsl(224, 57%, 48%)
HSV	hsv(224, 72%, 75%)
CMYK	cmyk(72.4%, 53.6%, 0%, 24.7%)
CIE-LAB	lab(40.74, 22.89, -57.84)
CIE-LCH	lch(40.74, 62.21, 291.59°)
OKLab	oklab(49.75% -0.0118 -0.1665)
OKLCH	oklch(49.75% 0.167 266)
XYZ	xyz(14.5517, 11.7059, 51.3515)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3559C0 #C09C35

analogous

#359FC0 #3559C0 #5635C0

triadic

#3559C0 #C03559 #59C035

tetradic

#3559C0 #C0359F #C09C35 #35C056

square

#3559C0 #C0359F #C09C35 #35C056

split-complementary

#3559C0 #C05635 #9FC035

monochromatic

#1B2D60 #284390 #3559C0 #5F7DD3 #8FA4E0

Accessibility & contrast

On white

6.28

#3559C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#3559C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3559C0

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3559C0	#FFFFFF	#000000	##FFFFFF
##3559C0	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0967C4

Deuteranopia (green-blind)

#005ABE

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3559c0;
/* rgb */ color: rgb(53, 89, 192);
/* oklch */ color: oklch(49.7% 0.167 266.0);

Tailwind

colors: {
  custom: {
    50: '#7e87d4',
    500: '#3559c0',
    950: '#000000',
  },
}

SCSS

$custom: #3559c0;
$custom-light: #7e87d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3559c0",
  "rgb": {
    "r": 53,
    "g": 89,
    "b": 192
  },
  "hsl": {
    "h": 224.46,
    "s": 56.735,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49749,
    "c": 0.16693,
    "h": 266
  },
  "luminance": 0.11707
}

Semantic roles & 50–950 ramp

primary

#3559C0

secondary

#CBB986

accent

#B948E0

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3559C0

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

Preview Lab → · Contrast checker → · Palette generator →