#3575BC#3575BC

#3575BC is a mid, vivid cyan. Relative luminance 0.171; OKLCH L 55.6% C 0.129 H 253.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3575BC
RGB	rgb(53, 117, 188)
HSL	hsl(212, 56%, 47%)
HSV	hsv(212, 72%, 74%)
CMYK	cmyk(71.8%, 37.8%, 0%, 26.3%)
CIE-LAB	lab(48.40, 3.61, -43.25)
CIE-LCH	lch(48.40, 43.40, 274.77°)
OKLab	oklab(55.56% -0.0373 -0.1231)
OKLCH	oklch(55.56% 0.129 253.1)
XYZ	xyz(16.9032, 17.1085, 49.9786)
Luminance	0.1711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3575BC #BC7C35

analogous

#35B8BC #3575BC #3935BC

triadic

#3575BC #BC3575 #75BC35

tetradic

#3575BC #BC35B8 #BC7C35 #35BC39

square

#3575BC #BC35B8 #BC7C35 #35BC39

split-complementary

#3575BC #BC3935 #B8BC35

monochromatic

#1A3A5D #28578C #3575BC #5D94D1 #8DB4DF

Accessibility & contrast

On white

4.75

#3575BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3575BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3575BC

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3575BC	#FFFFFF	#000000	##FFFFFF
##3575BC	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547ABF

Deuteranopia (green-blind)

#406DBB

Tritanopia (blue-blind)

#00868F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3575bc;
/* rgb */ color: rgb(53, 117, 188);
/* oklch */ color: oklch(55.6% 0.129 253.1);

Tailwind

colors: {
  custom: {
    50: '#7d9cd0',
    500: '#3575bc',
    950: '#000000',
  },
}

SCSS

$custom: #3575bc;
$custom-light: #7d9cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3575bc",
  "rgb": {
    "r": 53,
    "g": 117,
    "b": 188
  },
  "hsl": {
    "h": 211.556,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.55557,
    "c": 0.12868,
    "h": 253.1
  },
  "luminance": 0.1711
}

Semantic roles & 50–950 ramp

primary

#3575BC

secondary

#C9A884

accent

#9848DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3575BC

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

Preview Lab → · Contrast checker → · Palette generator →