#5591D2#5591D2

#5591D2 is a light, moderate cyan. Relative luminance 0.268; OKLCH L 64.4% C 0.116 H 251.8°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#5591D2
RGB	rgb(85, 145, 210)
HSL	hsl(211, 58%, 58%)
HSV	hsv(211, 60%, 82%)
CMYK	cmyk(59.5%, 31%, 0%, 17.6%)
CIE-LAB	lab(58.82, -0.01, -39.23)
CIE-LCH	lch(58.82, 39.23, 269.98°)
OKLab	oklab(64.42% -0.0364 -0.1106)
OKLCH	oklch(64.42% 0.116 251.8)
XYZ	xyz(25.5004, 26.8329, 64.7957)
Luminance	0.2683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5591D2 #D29655

analogous

#55D0D2 #5591D2 #5755D2

triadic

#5591D2 #D25591 #91D255

tetradic

#5591D2 #D255D0 #D29655 #55D257

square

#5591D2 #D255D0 #D29655 #55D257

split-complementary

#5591D2 #D25755 #D0D255

monochromatic

#245488 #3172B9 #5591D2 #85B0DF #B6D0EC

Accessibility & contrast

On white

3.30

#5591D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#5591D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5591D2

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5591D2	#FFFFFF	#000000	##000000
##5591D2	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7694D5

Deuteranopia (green-blind)

#6588D1

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #5591d2;
/* rgb */ color: rgb(85, 145, 210);
/* oklch */ color: oklch(64.4% 0.116 251.8);

Tailwind

colors: {
  custom: {
    50: '#8fb1e0',
    500: '#5591d2',
    950: '#000000',
  },
}

SCSS

$custom: #5591d2;
$custom-light: #8fb1e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5591d2",
  "rgb": {
    "r": 85,
    "g": 145,
    "b": 210
  },
  "hsl": {
    "h": 211.2,
    "s": 58.14,
    "l": 57.843
  },
  "oklch": {
    "l": 0.64424,
    "c": 0.11649,
    "h": 251.8
  },
  "luminance": 0.26835
}

Semantic roles & 50–950 ramp

primary

#5591D2

secondary

#DAC2A8

accent

#9746E1

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #5591D2

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

Preview Lab → · Contrast checker → · Palette generator →