#3575B5#3575B5

#3575B5 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 55.1% C 0.120 H 250.9°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3575B5
RGB	rgb(53, 117, 181)
HSL	hsl(210, 55%, 46%)
HSV	hsv(210, 71%, 71%)
CMYK	cmyk(70.7%, 35.4%, 0%, 29%)
CIE-LAB	lab(48.02, 1.07, -39.79)
CIE-LCH	lch(48.02, 39.81, 271.53°)
OKLab	oklab(55.15% -0.0391 -0.113)
OKLCH	oklch(55.15% 0.12 250.9)
XYZ	xyz(16.1669, 16.8139, 46.1005)
Luminance	0.1682 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3575B5 #B57535

analogous

#35B5B5 #3575B5 #3535B5

triadic

#3575B5 #B53575 #75B535

tetradic

#3575B5 #B535B5 #B57535 #35B535

square

#3575B5 #B535B5 #B57535 #35B535

split-complementary

#3575B5 #B53535 #B5B535

monochromatic

#193856 #275686 #3575B5 #5994CE #88B2DC

Accessibility & contrast

On white

4.81

#3575B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3575B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3575B5

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3575B5	#FFFFFF	#000000	##FFFFFF
##3575B5	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5879B8

Deuteranopia (green-blind)

#466DB4

Tritanopia (blue-blind)

#00848C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3575b5;
/* rgb */ color: rgb(53, 117, 181);
/* oklch */ color: oklch(55.1% 0.120 250.9);

Tailwind

colors: {
  custom: {
    50: '#7c9ccb',
    500: '#3575b5',
    950: '#000000',
  },
}

SCSS

$custom: #3575b5;
$custom-light: #7c9ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#3575b5",
  "rgb": {
    "r": 53,
    "g": 117,
    "b": 181
  },
  "hsl": {
    "h": 210,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55145,
    "c": 0.11962,
    "h": 250.9
  },
  "luminance": 0.16816
}

Semantic roles & 50–950 ramp

primary

#3575B5

secondary

#C6A380

accent

#944ADE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3575B5

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

Preview Lab → · Contrast checker → · Palette generator →