#3571B7#3571B7

#3571B7 is a mid, vivid cyan. Relative luminance 0.160; OKLCH L 54.3% C 0.126 H 254.0°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#3571B7
RGB	rgb(53, 113, 183)
HSL	hsl(212, 55%, 46%)
HSV	hsv(212, 71%, 72%)
CMYK	cmyk(71%, 38.3%, 0%, 28.2%)
CIE-LAB	lab(46.95, 4.25, -42.65)
CIE-LCH	lch(46.95, 42.86, 275.69°)
OKLab	oklab(54.34% -0.0347 -0.1214)
OKLCH	oklch(54.34% 0.126 254)
XYZ	xyz(15.9174, 15.9843, 47.0370)
Luminance	0.1599 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3571B7 #B77B35

analogous

#35B2B7 #3571B7 #3A35B7

triadic

#3571B7 #B73571 #71B735

tetradic

#3571B7 #B735B2 #B77B35 #35B73A

square

#3571B7 #B735B2 #B77B35 #35B73A

split-complementary

#3571B7 #B73A35 #B2B735

monochromatic

#1A3658 #275488 #3571B7 #5A90CF #89B0DD

Accessibility & contrast

On white

5.00

#3571B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#3571B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3571B7

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3571B7	#FFFFFF	#000000	##FFFFFF
##3571B7	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5176BA

Deuteranopia (green-blind)

#3D6AB6

Tritanopia (blue-blind)

#00818B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3571b7;
/* rgb */ color: rgb(53, 113, 183);
/* oklch */ color: oklch(54.3% 0.126 254.0);

Tailwind

colors: {
  custom: {
    50: '#7c99cd',
    500: '#3571b7',
    950: '#000000',
  },
}

SCSS

$custom: #3571b7;
$custom-light: #7c99cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3571b7",
  "rgb": {
    "r": 53,
    "g": 113,
    "b": 183
  },
  "hsl": {
    "h": 212.308,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54342,
    "c": 0.12632,
    "h": 254
  },
  "luminance": 0.15986
}

Semantic roles & 50–950 ramp

primary

#3571B7

secondary

#C7A781

accent

#9A49DE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3571B7

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

Preview Lab → · Contrast checker → · Palette generator →