#3559DF#3559DF

#3559DF is a mid, highly saturated blue. Relative luminance 0.132; OKLCH L 52.3% C 0.208 H 267.1°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#3559DF
RGB	rgb(53, 89, 223)
HSL	hsl(227, 73%, 54%)
HSV	hsv(227, 76%, 87%)
CMYK	cmyk(76.2%, 60.1%, 0%, 12.5%)
CIE-LAB	lab(43.10, 34.25, -71.84)
CIE-LCH	lch(43.10, 79.59, 295.49°)
OKLab	oklab(52.26% -0.0105 -0.2076)
OKLCH	oklch(52.26% 0.208 267.1)
XYZ	xyz(18.3552, 13.2273, 71.3835)
Luminance	0.1323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3559DF #DFBB35

analogous

#35AEDF #3559DF #6635DF

triadic

#3559DF #DF3559 #59DF35

tetradic

#3559DF #DF35AE #DFBB35 #35DF66

square

#3559DF #DF35AE #DFBB35 #35DF66

split-complementary

#3559DF #DF6635 #AEDF35

monochromatic

#152D85 #1D3EB9 #3559DF #6A84E7 #9FB0F0

Accessibility & contrast

On white

5.76

#3559DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#3559DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3559DF

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3559DF	#FFFFFF	#000000	##FFFFFF
##3559DF	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE3

Deuteranopia (green-blind)

#005EDC

Tritanopia (blue-blind)

#007B93

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3559df;
/* rgb */ color: rgb(53, 89, 223);
/* oklch */ color: oklch(52.3% 0.208 267.1);

Tailwind

colors: {
  custom: {
    50: '#8587ea',
    500: '#3559df',
    950: '#000000',
  },
}

SCSS

$custom: #3559df;
$custom-light: #8587ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3559df",
  "rgb": {
    "r": 53,
    "g": 89,
    "b": 223
  },
  "hsl": {
    "h": 227.294,
    "s": 72.65,
    "l": 54.118
  },
  "oklch": {
    "l": 0.52256,
    "c": 0.2079,
    "h": 267.1
  },
  "luminance": 0.13229
}

Semantic roles & 50–950 ramp

primary

#3559DF

secondary

#DCCD94

accent

#C938EF

background

#F9F8FE

surface

#F1EFFD

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #3559DF

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

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