#3584B8#3584B8

#3584B8 is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.8% C 0.110 H 241.2°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#3584B8
RGB	rgb(53, 132, 184)
HSL	hsl(204, 55%, 46%)
HSV	hsv(204, 71%, 72%)
CMYK	cmyk(71.2%, 28.3%, 0%, 27.8%)
CIE-LAB	lab(52.64, -6.79, -34.26)
CIE-LCH	lch(52.64, 34.93, 258.80°)
OKLab	oklab(58.83% -0.0531 -0.0967)
OKLCH	oklch(58.83% 0.11 241.2)
XYZ	xyz(18.3678, 20.7181, 48.3691)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3584B8 #B86935

analogous

#35B8AB #3584B8 #3543B8

triadic

#3584B8 #B83584 #84B835

tetradic

#3584B8 #AB35B8 #B86935 #43B835

square

#3584B8 #AB35B8 #B86935 #43B835

split-complementary

#3584B8 #B83543 #B8AB35

monochromatic

#1A4059 #276288 #3584B8 #5BA1D0 #8ABCDD

Accessibility & contrast

On white

4.08

#3584B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#3584B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3584B8

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3584B8	#FFFFFF	#000000	##000000
##3584B8	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C85BA

Deuteranopia (green-blind)

#5A78B7

Tritanopia (blue-blind)

#009196

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3584b8;
/* rgb */ color: rgb(53, 132, 184);
/* oklch */ color: oklch(58.8% 0.110 241.2);

Tailwind

colors: {
  custom: {
    50: '#7ca7cd',
    500: '#3584b8',
    950: '#000000',
  },
}

SCSS

$custom: #3584b8;
$custom-light: #7ca7cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3584b8",
  "rgb": {
    "r": 53,
    "g": 132,
    "b": 184
  },
  "hsl": {
    "h": 203.817,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.58829,
    "c": 0.11037,
    "h": 241.2
  },
  "luminance": 0.2072
}

Semantic roles & 50–950 ramp

primary

#3584B8

secondary

#C79D81

accent

#8549DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3584B8

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

Preview Lab → · Contrast checker → · Palette generator →