#3575B8#3575B8

#3575B8 is a mid, vivid cyan. Relative luminance 0.169; OKLCH L 55.3% C 0.123 H 251.9°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3575B8
RGB	rgb(53, 117, 184)
HSL	hsl(211, 55%, 46%)
HSV	hsv(211, 71%, 72%)
CMYK	cmyk(71.2%, 36.4%, 0%, 27.8%)
CIE-LAB	lab(48.18, 2.15, -41.28)
CIE-LCH	lch(48.18, 41.34, 272.98°)
OKLab	oklab(55.32% -0.0383 -0.1174)
OKLCH	oklch(55.32% 0.123 251.9)
XYZ	xyz(16.4780, 16.9384, 47.7391)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3575B8 #B87835

analogous

#35B7B8 #3575B8 #3735B8

triadic

#3575B8 #B83575 #75B835

tetradic

#3575B8 #B835B7 #B87835 #35B837

square

#3575B8 #B835B7 #B87835 #35B837

split-complementary

#3575B8 #B83735 #B7B835

monochromatic

#1A3959 #275788 #3575B8 #5B94D0 #8AB3DD

Accessibility & contrast

On white

4.79

#3575B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3575B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3575B8

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3575B8	#FFFFFF	#000000	##FFFFFF
##3575B8	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5779BB

Deuteranopia (green-blind)

#436DB7

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3575b8;
/* rgb */ color: rgb(53, 117, 184);
/* oklch */ color: oklch(55.3% 0.123 251.9);

Tailwind

colors: {
  custom: {
    50: '#7c9ccd',
    500: '#3575b8',
    950: '#000000',
  },
}

SCSS

$custom: #3575b8;
$custom-light: #7c9ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#3575b8",
  "rgb": {
    "r": 53,
    "g": 117,
    "b": 184
  },
  "hsl": {
    "h": 210.687,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55319,
    "c": 0.12349,
    "h": 251.9
  },
  "luminance": 0.1694
}

Semantic roles & 50–950 ramp

primary

#3575B8

secondary

#C7A581

accent

#9649DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3575B8

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

Preview Lab → · Contrast checker → · Palette generator →