#3558C7#3558C7

#3558C7 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.1% C 0.178 H 266.6°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3558C7
RGB	rgb(53, 88, 199)
HSL	hsl(226, 58%, 49%)
HSV	hsv(226, 73%, 78%)
CMYK	cmyk(73.4%, 55.8%, 0%, 22%)
CIE-LAB	lab(40.99, 26.13, -61.51)
CIE-LCH	lch(40.99, 66.83, 293.01°)
OKLab	oklab(50.1% -0.0105 -0.1773)
OKLCH	oklch(50.1% 0.178 266.6)
XYZ	xyz(15.2631, 11.8582, 55.5062)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558C7 #C7A435

analogous

#35A1C7 #3558C7 #5B35C7

triadic

#3558C7 #C73558 #58C735

tetradic

#3558C7 #C735A1 #C7A435 #35C75B

square

#3558C7 #C735A1 #C7A435 #35C75B

split-complementary

#3558C7 #C75B35 #A1C735

monochromatic

#1B2D66 #284397 #3558C7 #647FD6 #94A7E2

Accessibility & contrast

On white

6.23

#3558C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#3558C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558C7

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558C7	#FFFFFF	#000000	##FFFFFF
##3558C7	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CB

Deuteranopia (green-blind)

#005AC5

Tritanopia (blue-blind)

#007387

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3558c7;
/* rgb */ color: rgb(53, 88, 199);
/* oklch */ color: oklch(50.1% 0.178 266.6);

Tailwind

colors: {
  custom: {
    50: '#8086d9',
    500: '#3558c7',
    950: '#000000',
  },
}

SCSS

$custom: #3558c7;
$custom-light: #8086d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3558c7",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 199
  },
  "hsl": {
    "h": 225.616,
    "s": 57.937,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50095,
    "c": 0.17762,
    "h": 266.6
  },
  "luminance": 0.1186
}

Semantic roles & 50–950 ramp

primary

#3558C7

secondary

#CEBD8A

accent

#BC47E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3558C7

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

Preview Lab → · Contrast checker → · Palette generator →