#5580CA#5580CA

#5580CA is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.2% C 0.123 H 260.7°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#5580CA
RGB	rgb(85, 128, 202)
HSL	hsl(218, 52%, 56%)
HSV	hsv(218, 58%, 79%)
CMYK	cmyk(57.9%, 36.6%, 0%, 20.8%)
CIE-LAB	lab(53.63, 7.42, -42.88)
CIE-LCH	lch(53.63, 43.51, 279.81°)
OKLab	oklab(60.25% -0.02 -0.1214)
OKLCH	oklch(60.25% 0.123 260.7)
XYZ	xyz(22.1225, 21.6321, 58.8753)
Luminance	0.2163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5580CA #CA9F55

analogous

#55BACA #5580CA #6555CA

triadic

#5580CA #CA5580 #80CA55

tetradic

#5580CA #CA55BA #CA9F55 #55CA65

square

#5580CA #CA55BA #CA9F55 #55CA65

split-complementary

#5580CA #CA6555 #BACA55

monochromatic

#27477D #3661AC #5580CA #84A3D9 #B2C6E7

Accessibility & contrast

On white

3.94

#5580CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#5580CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5580CA

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5580CA	#FFFFFF	#000000	##000000
##5580CA	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6186CD

Deuteranopia (green-blind)

#527BC8

Tritanopia (blue-blind)

#00909B

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #5580ca;
/* rgb */ color: rgb(85, 128, 202);
/* oklch */ color: oklch(60.2% 0.123 260.7);

Tailwind

colors: {
  custom: {
    50: '#8ea4da',
    500: '#5580ca',
    950: '#000000',
  },
}

SCSS

$custom: #5580ca;
$custom-light: #8ea4da;
$custom-dark: #000000;

JSON

{
  "hex": "#5580ca",
  "rgb": {
    "r": 85,
    "g": 128,
    "b": 202
  },
  "hsl": {
    "h": 217.949,
    "s": 52.466,
    "l": 56.275
  },
  "oklch": {
    "l": 0.60249,
    "c": 0.12307,
    "h": 260.7
  },
  "luminance": 0.21634
}

Semantic roles & 50–950 ramp

primary

#5580CA

secondary

#D5C4A5

accent

#A74CDC

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5580CA

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

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