#3576D3#3576D3

#3576D3 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.2% C 0.158 H 257.9°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3576D3
RGB	rgb(53, 118, 211)
HSL	hsl(215, 64%, 52%)
HSV	hsv(215, 75%, 83%)
CMYK	cmyk(74.9%, 44.1%, 0%, 17.3%)
CIE-LAB	lab(50.00, 11.44, -53.86)
CIE-LCH	lch(50.00, 55.07, 281.99°)
OKLab	oklab(57.22% -0.0332 -0.1543)
OKLCH	oklch(57.22% 0.158 257.9)
XYZ	xyz(19.7002, 18.4147, 64.1315)
Luminance	0.1842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3576D3 #D39235

analogous

#35C5D3 #3576D3 #4335D3

triadic

#3576D3 #D33576 #76D335

tetradic

#3576D3 #D335C5 #D39235 #35D343

square

#3576D3 #D335C5 #D39235 #35D343

split-complementary

#3576D3 #D34335 #C5D335

monochromatic

#193F74 #245AA7 #3576D3 #6798DE #9ABAE9

Accessibility & contrast

On white

4.48

#3576D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#3576D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3576D3

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3576D3	#FFFFFF	#000000	##000000
##3576D3	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#477FD7

Deuteranopia (green-blind)

#2770D1

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3576d3;
/* rgb */ color: rgb(53, 118, 211);
/* oklch */ color: oklch(57.2% 0.158 257.9);

Tailwind

colors: {
  custom: {
    50: '#819ce1',
    500: '#3576d3',
    950: '#000000',
  },
}

SCSS

$custom: #3576d3;
$custom-light: #819ce1;
$custom-dark: #000000;

JSON

{
  "hex": "#3576d3",
  "rgb": {
    "r": 53,
    "g": 118,
    "b": 211
  },
  "hsl": {
    "h": 215.316,
    "s": 64.228,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57224,
    "c": 0.15782,
    "h": 257.9
  },
  "luminance": 0.18417
}

Semantic roles & 50–950 ramp

primary

#3576D3

secondary

#D5B88F

accent

#A341E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3576D3

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

Preview Lab → · Contrast checker → · Palette generator →