#3587BA#3587BA

#3587BA is a mid, moderate cyan. Relative luminance 0.216; OKLCH L 59.6% C 0.110 H 239.8°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#3587BA
RGB	rgb(53, 135, 186)
HSL	hsl(203, 56%, 47%)
HSV	hsv(203, 72%, 73%)
CMYK	cmyk(71.5%, 27.4%, 0%, 27.1%)
CIE-LAB	lab(53.63, -7.82, -33.86)
CIE-LCH	lch(53.63, 34.75, 257.00°)
OKLab	oklab(59.64% -0.0555 -0.0955)
OKLCH	oklch(59.64% 0.11 239.8)
XYZ	xyz(18.9917, 21.6279, 49.6185)
Luminance	0.2163 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3587BA #BA6835

analogous

#35BAAB #3587BA #3544BA

triadic

#3587BA #BA3587 #87BA35

tetradic

#3587BA #AB35BA #BA6835 #44BA35

square

#3587BA #AB35BA #BA6835 #44BA35

split-complementary

#3587BA #BA3544 #BAAB35

monochromatic

#1A425B #27648A #3587BA #5CA4D0 #8BBEDE

Accessibility & contrast

On white

3.94

#3587BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#3587BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587BA

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3587BA	#FFFFFF	#000000	##000000
##3587BA	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F87BC

Deuteranopia (green-blind)

#5D7AB9

Tritanopia (blue-blind)

#009499

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3587ba;
/* rgb */ color: rgb(53, 135, 186);
/* oklch */ color: oklch(59.6% 0.110 239.8);

Tailwind

colors: {
  custom: {
    50: '#7da9cf',
    500: '#3587ba',
    950: '#000000',
  },
}

SCSS

$custom: #3587ba;
$custom-light: #7da9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3587ba",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 186
  },
  "hsl": {
    "h": 203.008,
    "s": 55.649,
    "l": 46.863
  },
  "oklch": {
    "l": 0.59644,
    "c": 0.11048,
    "h": 239.8
  },
  "luminance": 0.2163
}

Semantic roles & 50–950 ramp

primary

#3587BA

secondary

#C89D82

accent

#8249DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3587BA

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

Preview Lab → · Contrast checker → · Palette generator →