#3558BD#3558BD

#3558BD is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.3% C 0.164 H 266.1°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3558BD
RGB	rgb(53, 88, 189)
HSL	hsl(225, 56%, 47%)
HSV	hsv(225, 72%, 74%)
CMYK	cmyk(72%, 53.4%, 0%, 25.9%)
CIE-LAB	lab(40.26, 22.43, -56.88)
CIE-LCH	lch(40.26, 61.14, 291.52°)
OKLab	oklab(49.32% -0.0112 -0.1637)
OKLCH	oklch(49.32% 0.164 266.1)
XYZ	xyz(14.1400, 11.4090, 49.5912)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3558BD #BD9A35

analogous

#359CBD #3558BD #5635BD

triadic

#3558BD #BD3558 #58BD35

tetradic

#3558BD #BD359C #BD9A35 #35BD56

square

#3558BD #BD359C #BD9A35 #35BD56

split-complementary

#3558BD #BD5635 #9CBD35

monochromatic

#1A2B5D #28428D #3558BD #5D7BD2 #8DA2DF

Accessibility & contrast

On white

6.40

#3558BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3558BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3558BD

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3558BD	#FFFFFF	#000000	##FFFFFF
##3558BD	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D65C1

Deuteranopia (green-blind)

#0059BB

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3558bd;
/* rgb */ color: rgb(53, 88, 189);
/* oklch */ color: oklch(49.3% 0.164 266.1);

Tailwind

colors: {
  custom: {
    50: '#7e86d2',
    500: '#3558bd',
    950: '#000000',
  },
}

SCSS

$custom: #3558bd;
$custom-light: #7e86d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3558bd",
  "rgb": {
    "r": 53,
    "g": 88,
    "b": 189
  },
  "hsl": {
    "h": 224.559,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.49315,
    "c": 0.16406,
    "h": 266.1
  },
  "luminance": 0.1141
}

Semantic roles & 50–950 ramp

primary

#3558BD

secondary

#CAB884

accent

#B948DF

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3558BD

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

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