#3558C3#3558C3

#3558C3 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.8% C 0.172 H 266.4°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#3558C3
RGB	rgb(53, 88, 195)
HSL	hsl(225, 57%, 49%)
HSV	hsv(225, 73%, 76%)
CMYK	cmyk(72.8%, 54.9%, 0%, 23.5%)
CIE-LAB	lab(40.69, 24.65, -59.67)
CIE-LCH	lch(40.69, 64.56, 292.45°)
OKLab	oklab(49.78% -0.0108 -0.1719)
OKLCH	oklch(49.78% 0.172 266.4)
XYZ	xyz(14.8048, 11.6749, 53.0924)
Luminance	0.1168 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558C3 #C3A035

analogous

#359FC3 #3558C3 #5935C3

triadic

#3558C3 #C33558 #58C335

tetradic

#3558C3 #C3359F #C3A035 #35C359

square

#3558C3 #C3359F #C3A035 #35C359

split-complementary

#3558C3 #C35935 #9FC335

monochromatic

#1B2D63 #284293 #3558C3 #617DD4 #91A5E1

Accessibility & contrast

On white

6.30

#3558C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#3558C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558C3

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558C3	#FFFFFF	#000000	##FFFFFF
##3558C3	1.00	6.30	3.34	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067C7

Deuteranopia (green-blind)

#005AC1

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3558c3;
/* rgb */ color: rgb(53, 88, 195);
/* oklch */ color: oklch(49.8% 0.172 266.4);

Tailwind

colors: {
  custom: {
    50: '#7f86d6',
    500: '#3558c3',
    950: '#000000',
  },
}

SCSS

$custom: #3558c3;
$custom-light: #7f86d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3558c3",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 195
  },
  "hsl": {
    "h": 225.211,
    "s": 57.258,
    "l": 48.627
  },
  "oklch": {
    "l": 0.4978,
    "c": 0.17223,
    "h": 266.4
  },
  "luminance": 0.11676
}

Semantic roles & 50–950 ramp

primary

#3558C3

secondary

#CCBB88

accent

#BB47E1

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3558C3

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

Preview Lab → · Contrast checker → · Palette generator →