#3558C1#3558C1

#3558C1 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.6% C 0.170 H 266.3°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#3558C1
RGB	rgb(53, 88, 193)
HSL	hsl(225, 57%, 48%)
HSV	hsv(225, 73%, 76%)
CMYK	cmyk(72.5%, 54.4%, 0%, 24.3%)
CIE-LAB	lab(40.55, 23.91, -58.74)
CIE-LCH	lch(40.55, 63.42, 292.15°)
OKLab	oklab(49.62% -0.0109 -0.1692)
OKLCH	oklch(49.62% 0.17 266.3)
XYZ	xyz(14.5802, 11.5850, 51.9095)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558C1 #C19E35

analogous

#359EC1 #3558C1 #5835C1

triadic

#3558C1 #C13558 #58C135

tetradic

#3558C1 #C1359E #C19E35 #35C158

square

#3558C1 #C1359E #C19E35 #35C158

split-complementary

#3558C1 #C15835 #9EC135

monochromatic

#1B2C61 #284291 #3558C1 #607DD3 #90A4E0

Accessibility & contrast

On white

6.33

#3558C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3558C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558C1

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558C1	#FFFFFF	#000000	##FFFFFF
##3558C1	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C5

Deuteranopia (green-blind)

#0059BF

Tritanopia (blue-blind)

#007284

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3558c1;
/* rgb */ color: rgb(53, 88, 193);
/* oklch */ color: oklch(49.6% 0.170 266.3);

Tailwind

colors: {
  custom: {
    50: '#7f86d4',
    500: '#3558c1',
    950: '#000000',
  },
}

SCSS

$custom: #3558c1;
$custom-light: #7f86d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3558c1",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 193
  },
  "hsl": {
    "h": 225,
    "s": 56.911,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49624,
    "c": 0.16952,
    "h": 266.3
  },
  "luminance": 0.11587
}

Semantic roles & 50–950 ramp

primary

#3558C1

secondary

#CBBA87

accent

#BA48E0

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3558C1

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

Preview Lab → · Contrast checker → · Palette generator →