#3587D0#3587D0

#3587D0 is a mid, vivid cyan. Relative luminance 0.226; OKLCH L 60.8% C 0.136 H 248.9°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#3587D0
RGB	rgb(53, 135, 208)
HSL	hsl(208, 62%, 51%)
HSV	hsv(208, 75%, 82%)
CMYK	cmyk(74.5%, 35.1%, 0%, 18.4%)
CIE-LAB	lab(54.70, -0.01, -44.68)
CIE-LCH	lch(54.70, 44.68, 269.99°)
OKLab	oklab(60.83% -0.0489 -0.1271)
OKLCH	oklch(60.83% 0.136 248.9)
XYZ	xyz(21.5130, 22.6364, 62.8977)
Luminance	0.2264 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3587D0 #D07E35

analogous

#35D0CB #3587D0 #3539D0

triadic

#3587D0 #D03587 #87D035

tetradic

#3587D0 #CB35D0 #D07E35 #39D035

square

#3587D0 #CB35D0 #D07E35 #39D035

split-complementary

#3587D0 #D03539 #D0CB35

monochromatic

#1A4870 #2668A2 #3587D0 #67A4DC #98C2E7

Accessibility & contrast

On white

3.80

#3587D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#3587D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3587D0

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3587D0	#FFFFFF	#000000	##000000
##3587D0	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658BD3

Deuteranopia (green-blind)

#4F7CCF

Tritanopia (blue-blind)

#0098A2

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3587d0;
/* rgb */ color: rgb(53, 135, 208);
/* oklch */ color: oklch(60.8% 0.136 248.9);

Tailwind

colors: {
  custom: {
    50: '#81a9df',
    500: '#3587d0',
    950: '#000000',
  },
}

SCSS

$custom: #3587d0;
$custom-light: #81a9df;
$custom-dark: #000000;

JSON

{
  "hex": "#3587d0",
  "rgb": {
    "r": 53,
    "g": 135,
    "b": 208
  },
  "hsl": {
    "h": 208.258,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.60835,
    "c": 0.13615,
    "h": 248.9
  },
  "luminance": 0.22639
}

Semantic roles & 50–950 ramp

primary

#3587D0

secondary

#D3AE8E

accent

#8F42E5

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3587D0

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

Preview Lab → · Contrast checker → · Palette generator →