#3576B3#3576B3

#3576B3 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.3% C 0.116 H 249.5°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3576B3
RGB	rgb(53, 118, 179)
HSL	hsl(209, 54%, 45%)
HSV	hsv(209, 70%, 70%)
CMYK	cmyk(70.4%, 34.1%, 0%, 29.8%)
CIE-LAB	lab(48.22, -0.26, -38.33)
CIE-LCH	lch(48.22, 38.33, 269.61°)
OKLab	oklab(55.26% -0.0407 -0.1087)
OKLCH	oklch(55.26% 0.116 249.5)
XYZ	xyz(16.0803, 16.9667, 45.0665)
Luminance	0.1697 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3576B3 #B37235

analogous

#35B3B1 #3576B3 #3537B3

triadic

#3576B3 #B33576 #76B335

tetradic

#3576B3 #B135B3 #B37235 #37B335

square

#3576B3 #B135B3 #B37235 #37B335

split-complementary

#3576B3 #B33537 #B3B135

monochromatic

#193855 #275784 #3576B3 #5894CD #87B3DB

Accessibility & contrast

On white

4.78

#3576B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3576B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3576B3

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3576B3	#FFFFFF	#000000	##FFFFFF
##3576B3	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B79B6

Deuteranopia (green-blind)

#496DB2

Tritanopia (blue-blind)

#00848C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3576b3;
/* rgb */ color: rgb(53, 118, 179);
/* oklch */ color: oklch(55.3% 0.116 249.5);

Tailwind

colors: {
  custom: {
    50: '#7b9dca',
    500: '#3576b3',
    950: '#000000',
  },
}

SCSS

$custom: #3576b3;
$custom-light: #7b9dca;
$custom-dark: #000000;

JSON

{
  "hex": "#3576b3",
  "rgb": {
    "r": 53,
    "g": 118,
    "b": 179
  },
  "hsl": {
    "h": 209.048,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.55262,
    "c": 0.1161,
    "h": 249.5
  },
  "luminance": 0.16968
}

Semantic roles & 50–950 ramp

primary

#3576B3

secondary

#C5A17F

accent

#924ADE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3576B3

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

Preview Lab → · Contrast checker → · Palette generator →