#3570B6#3570B6

#3570B6 is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 54.1% C 0.126 H 254.3°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#3570B6
RGB	rgb(53, 112, 182)
HSL	hsl(213, 55%, 46%)
HSV	hsv(213, 71%, 71%)
CMYK	cmyk(70.9%, 38.5%, 0%, 28.6%)
CIE-LAB	lab(46.61, 4.50, -42.62)
CIE-LCH	lch(46.61, 42.86, 276.03°)
OKLab	oklab(54.05% -0.034 -0.1214)
OKLCH	oklch(54.05% 0.126 254.3)
XYZ	xyz(15.7028, 15.7209, 46.4538)
Luminance	0.1572 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3570B6 #B67B35

analogous

#35B0B6 #3570B6 #3A35B6

triadic

#3570B6 #B63570 #70B635

tetradic

#3570B6 #B635B0 #B67B35 #35B63A

square

#3570B6 #B635B0 #B67B35 #35B63A

split-complementary

#3570B6 #B63A35 #B0B635

monochromatic

#193657 #275387 #3570B6 #598FCF #89AFDD

Accessibility & contrast

On white

5.07

#3570B6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#3570B6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3570B6

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3570B6	#FFFFFF	#000000	##FFFFFF
##3570B6	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5075B9

Deuteranopia (green-blind)

#3C69B5

Tritanopia (blue-blind)

#00808A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3570b6;
/* rgb */ color: rgb(53, 112, 182);
/* oklch */ color: oklch(54.1% 0.126 254.3);

Tailwind

colors: {
  custom: {
    50: '#7c98cc',
    500: '#3570b6',
    950: '#000000',
  },
}

SCSS

$custom: #3570b6;
$custom-light: #7c98cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3570b6",
  "rgb": {
    "r": 53,
    "g": 112,
    "b": 182
  },
  "hsl": {
    "h": 212.558,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.54053,
    "c": 0.12605,
    "h": 254.3
  },
  "luminance": 0.15723
}

Semantic roles & 50–950 ramp

primary

#3570B6

secondary

#C7A680

accent

#9A4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3570B6

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

Preview Lab → · Contrast checker → · Palette generator →