#5591C4#5591C4

#5591C4 is a light, moderate cyan. Relative luminance 0.262; OKLCH L 63.7% C 0.099 H 245.8°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#5591C4
RGB	rgb(85, 145, 196)
HSL	hsl(208, 48%, 55%)
HSV	hsv(208, 57%, 77%)
CMYK	cmyk(56.6%, 26%, 0%, 23.1%)
CIE-LAB	lab(58.19, -4.51, -32.33)
CIE-LCH	lch(58.19, 32.64, 262.06°)
OKLab	oklab(63.73% -0.0407 -0.0907)
OKLCH	oklch(63.73% 0.099 245.8)
XYZ	xyz(23.8319, 26.1655, 56.0084)
Luminance	0.2617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5591C4 #C48855

analogous

#55C4C0 #5591C4 #5559C4

triadic

#5591C4 #C45591 #91C455

tetradic

#5591C4 #C055C4 #C48855 #59C455

square

#5591C4 #C055C4 #C48855 #59C455

split-complementary

#5591C4 #C45559 #C4C055

monochromatic

#295276 #3972A3 #5591C4 #82AED4 #B0CCE4

Accessibility & contrast

On white

3.37

#5591C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#5591C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5591C4

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5591C4	#FFFFFF	#000000	##000000
##5591C4	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B92C6

Deuteranopia (green-blind)

#6C87C3

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #5591c4;
/* rgb */ color: rgb(85, 145, 196);
/* oklch */ color: oklch(63.7% 0.099 245.8);

Tailwind

colors: {
  custom: {
    50: '#8db1d6',
    500: '#5591c4',
    950: '#000000',
  },
}

SCSS

$custom: #5591c4;
$custom-light: #8db1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#5591c4",
  "rgb": {
    "r": 85,
    "g": 145,
    "b": 196
  },
  "hsl": {
    "h": 207.568,
    "s": 48.472,
    "l": 55.098
  },
  "oklch": {
    "l": 0.63726,
    "c": 0.09938,
    "h": 245.8
  },
  "luminance": 0.26168
}

Semantic roles & 50–950 ramp

primary

#5591C4

secondary

#D2B9A3

accent

#8E50D8

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #5591C4

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

Preview Lab → · Contrast checker → · Palette generator →