#3558D0#3558D0

#3558D0 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.8% C 0.190 H 266.9°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#3558D0
RGB	rgb(53, 88, 208)
HSL	hsl(226, 62%, 51%)
HSV	hsv(226, 75%, 82%)
CMYK	cmyk(74.5%, 57.7%, 0%, 18.4%)
CIE-LAB	lab(41.67, 29.43, -65.60)
CIE-LCH	lch(41.67, 71.90, 294.16°)
OKLab	oklab(50.82% -0.0101 -0.1893)
OKLCH	oklch(50.82% 0.19 266.9)
XYZ	xyz(16.3391, 12.2886, 61.1731)
Luminance	0.1229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558D0 #D0AD35

analogous

#35A5D0 #3558D0 #5F35D0

triadic

#3558D0 #D03558 #58D035

tetradic

#3558D0 #D035A5 #D0AD35 #35D05F

square

#3558D0 #D035A5 #D0AD35 #35D05F

split-complementary

#3558D0 #D05F35 #A5D035

monochromatic

#1A2E70 #2642A2 #3558D0 #6781DC #98AAE7

Accessibility & contrast

On white

6.07

#3558D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#3558D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558D0

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558D0	#FFFFFF	#000000	##FFFFFF
##3558D0	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD4

Deuteranopia (green-blind)

#005BCE

Tritanopia (blue-blind)

#00768B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3558d0;
/* rgb */ color: rgb(53, 88, 208);
/* oklch */ color: oklch(50.8% 0.190 266.9);

Tailwind

colors: {
  custom: {
    50: '#8286df',
    500: '#3558d0',
    950: '#000000',
  },
}

SCSS

$custom: #3558d0;
$custom-light: #8286df;
$custom-dark: #000000;

JSON

{
  "hex": "#3558d0",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 208
  },
  "hsl": {
    "h": 226.452,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5082,
    "c": 0.18959,
    "h": 266.9
  },
  "luminance": 0.1229
}

Semantic roles & 50–950 ramp

primary

#3558D0

secondary

#D3C38E

accent

#C142E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3558D0

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

Preview Lab → · Contrast checker → · Palette generator →