#3570BF#3570BF

#3570BF is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.6% C 0.138 H 256.6°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#3570BF
RGB	rgb(53, 112, 191)
HSL	hsl(214, 57%, 48%)
HSV	hsv(214, 72%, 75%)
CMYK	cmyk(72.3%, 41.4%, 0%, 25.1%)
CIE-LAB	lab(47.11, 7.80, -47.02)
CIE-LCH	lch(47.11, 47.67, 279.42°)
OKLab	oklab(54.61% -0.0319 -0.1343)
OKLCH	oklch(54.61% 0.138 256.6)
XYZ	xyz(16.6629, 16.1050, 51.5105)
Luminance	0.1611 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3570BF #BF8435

analogous

#35B5BF #3570BF #3F35BF

triadic

#3570BF #BF3570 #70BF35

tetradic

#3570BF #BF35B5 #BF8435 #35BF3F

square

#3570BF #BF35B5 #BF8435 #35BF3F

split-complementary

#3570BF #BF3F35 #B5BF35

monochromatic

#1A385F #28548F #3570BF #5F90D3 #8FB1E0

Accessibility & contrast

On white

4.97

#3570BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#3570BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3570BF

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3570BF	#FFFFFF	#000000	##FFFFFF
##3570BF	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A77C2

Deuteranopia (green-blind)

#346ABD

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3570bf;
/* rgb */ color: rgb(53, 112, 191);
/* oklch */ color: oklch(54.6% 0.138 256.6);

Tailwind

colors: {
  custom: {
    50: '#7d98d3',
    500: '#3570bf',
    950: '#000000',
  },
}

SCSS

$custom: #3570bf;
$custom-light: #7d98d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3570bf",
  "rgb": {
    "r": 53,
    "g": 112,
    "b": 191
  },
  "hsl": {
    "h": 214.348,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54611,
    "c": 0.13805,
    "h": 256.6
  },
  "luminance": 0.16107
}

Semantic roles & 50–950 ramp

primary

#3570BF

secondary

#CAAD85

accent

#9F48E0

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3570BF

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

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