#3576B1#3576B1

#3576B1 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.114 H 248.7°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3576B1
RGB	rgb(53, 118, 177)
HSL	hsl(209, 54%, 45%)
HSV	hsv(209, 70%, 69%)
CMYK	cmyk(70.1%, 33.3%, 0%, 30.6%)
CIE-LAB	lab(48.12, -0.98, -37.33)
CIE-LCH	lch(48.12, 37.34, 268.49°)
OKLab	oklab(55.15% -0.0413 -0.1058)
OKLCH	oklch(55.15% 0.114 248.7)
XYZ	xyz(15.8795, 16.8864, 44.0090)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3576B1 #B17035

analogous

#35B1AE #3576B1 #3538B1

triadic

#3576B1 #B13576 #76B135

tetradic

#3576B1 #AE35B1 #B17035 #38B135

square

#3576B1 #AE35B1 #B17035 #38B135

split-complementary

#3576B1 #B13538 #B1AE35

monochromatic

#193753 #275782 #3576B1 #5794CD #86B2DB

Accessibility & contrast

On white

4.80

#3576B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3576B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3576B1

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3576B1	#FFFFFF	#000000	##FFFFFF
##3576B1	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C79B4

Deuteranopia (green-blind)

#4A6DB0

Tritanopia (blue-blind)

#00848B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3576b1;
/* rgb */ color: rgb(53, 118, 177);
/* oklch */ color: oklch(55.1% 0.114 248.7);

Tailwind

colors: {
  custom: {
    50: '#7b9dc8',
    500: '#3576b1',
    950: '#000000',
  },
}

SCSS

$custom: #3576b1;
$custom-light: #7b9dc8;
$custom-dark: #000000;

JSON

{
  "hex": "#3576b1",
  "rgb": {
    "r": 53,
    "g": 118,
    "b": 177
  },
  "hsl": {
    "h": 208.548,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.55149,
    "c": 0.11358,
    "h": 248.7
  },
  "luminance": 0.16888
}

Semantic roles & 50–950 ramp

primary

#3576B1

secondary

#C49F7D

accent

#904BDD

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3576B1

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

Preview Lab → · Contrast checker → · Palette generator →