#3571BD#3571BD

#3571BD is a mid, vivid cyan. Relative luminance 0.162; OKLCH L 54.7% C 0.134 H 255.6°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#3571BD
RGB	rgb(53, 113, 189)
HSL	hsl(214, 56%, 47%)
HSV	hsv(214, 72%, 74%)
CMYK	cmyk(72%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(47.29, 6.45, -45.59)
CIE-LCH	lch(47.29, 46.04, 278.05°)
OKLab	oklab(54.71% -0.0333 -0.1301)
OKLCH	oklch(54.71% 0.134 255.6)
XYZ	xyz(16.5553, 16.2395, 50.3963)
Luminance	0.1624 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3571BD #BD8135

analogous

#35B5BD #3571BD #3D35BD

triadic

#3571BD #BD3571 #71BD35

tetradic

#3571BD #BD35B5 #BD8135 #35BD3D

square

#3571BD #BD35B5 #BD8135 #35BD3D

split-complementary

#3571BD #BD3D35 #B5BD35

monochromatic

#1A385D #28548D #3571BD #5D91D2 #8DB1DF

Accessibility & contrast

On white

4.94

#3571BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#3571BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3571BD

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3571BD	#FFFFFF	#000000	##FFFFFF
##3571BD	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D77C0

Deuteranopia (green-blind)

#386ABB

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3571bd;
/* rgb */ color: rgb(53, 113, 189);
/* oklch */ color: oklch(54.7% 0.134 255.6);

Tailwind

colors: {
  custom: {
    50: '#7d99d1',
    500: '#3571bd',
    950: '#000000',
  },
}

SCSS

$custom: #3571bd;
$custom-light: #7d99d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3571bd",
  "rgb": {
    "r": 53,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 213.529,
    "s": 56.198,
    "l": 47.451
  },
  "oklch": {
    "l": 0.5471,
    "c": 0.13427,
    "h": 255.6
  },
  "luminance": 0.16241
}

Semantic roles & 50–950 ramp

primary

#3571BD

secondary

#CAAB84

accent

#9D48DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3571BD

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

Preview Lab → · Contrast checker → · Palette generator →