#5583D2#5583D2

#5583D2 is a mid, vivid blue. Relative luminance 0.228; OKLCH L 61.4% C 0.131 H 260.6°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#5583D2
RGB	rgb(85, 131, 210)
HSL	hsl(218, 58%, 58%)
HSV	hsv(218, 60%, 82%)
CMYK	cmyk(59.5%, 37.6%, 0%, 17.6%)
CIE-LAB	lab(54.88, 8.26, -45.44)
CIE-LCH	lch(54.88, 46.18, 280.30°)
OKLab	oklab(61.35% -0.0213 -0.1289)
OKLCH	oklch(61.35% 0.131 260.6)
XYZ	xyz(23.4914, 22.8150, 64.1261)
Luminance	0.2282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5583D2 #D2A455

analogous

#55C2D2 #5583D2 #6555D2

triadic

#5583D2 #D25583 #83D255

tetradic

#5583D2 #D255C2 #D2A455 #55D265

square

#5583D2 #D255C2 #D2A455 #55D265

split-complementary

#5583D2 #D26555 #C2D255

monochromatic

#244988 #3163B9 #5583D2 #85A6DF #B6CAEC

Accessibility & contrast

On white

3.77

#5583D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#5583D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5583D2

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5583D2	#FFFFFF	#000000	##000000
##5583D2	1.00	3.77	5.56	5.56
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#618AD5

Deuteranopia (green-blind)

#517ED0

Tritanopia (blue-blind)

#0095A0

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5583d2;
/* rgb */ color: rgb(85, 131, 210);
/* oklch */ color: oklch(61.4% 0.131 260.6);

Tailwind

colors: {
  custom: {
    50: '#8fa6e0',
    500: '#5583d2',
    950: '#000000',
  },
}

SCSS

$custom: #5583d2;
$custom-light: #8fa6e0;
$custom-dark: #000000;

JSON

{
  "hex": "#5583d2",
  "rgb": {
    "r": 85,
    "g": 131,
    "b": 210
  },
  "hsl": {
    "h": 217.92,
    "s": 58.14,
    "l": 57.843
  },
  "oklch": {
    "l": 0.61351,
    "c": 0.13064,
    "h": 260.6
  },
  "luminance": 0.22817
}

Semantic roles & 50–950 ramp

primary

#5583D2

secondary

#DAC8A8

accent

#A846E1

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5583D2

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

Preview Lab → · Contrast checker → · Palette generator →