#5590DC#5590DC

#5590DC is a light, vivid cyan. Relative luminance 0.270; OKLCH L 64.7% C 0.130 H 255.5°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#5590DC
RGB	rgb(85, 144, 220)
HSL	hsl(214, 66%, 60%)
HSV	hsv(214, 61%, 86%)
CMYK	cmyk(61.4%, 34.5%, 0%, 13.7%)
CIE-LAB	lab(59.01, 3.85, -44.51)
CIE-LCH	lch(59.01, 44.68, 274.95°)
OKLab	oklab(64.73% -0.0326 -0.1261)
OKLCH	oklch(64.73% 0.13 255.5)
XYZ	xyz(26.6332, 27.0427, 71.5125)
Luminance	0.2705 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5590DC #DCA155

analogous

#55D3DC #5590DC #5E55DC

triadic

#5590DC #DC5590 #90DC55

tetradic

#5590DC #DC55D3 #DCA155 #55DC5E

square

#5590DC #DC55D3 #DCA155 #55DC5E

split-complementary

#5590DC #DC5E55 #D3DC55

monochromatic

#1F5497 #2A70CA #5590DC #88B1E6 #BBD2F1

Accessibility & contrast

On white

3.28

#5590DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#5590DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5590DC

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5590DC	#FFFFFF	#000000	##000000
##5590DC	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7095DF

Deuteranopia (green-blind)

#5D88DA

Tritanopia (blue-blind)

#00A1AC

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #5590dc;
/* rgb */ color: rgb(85, 144, 220);
/* oklch */ color: oklch(64.7% 0.130 255.5);

Tailwind

colors: {
  custom: {
    50: '#90b0e7',
    500: '#5590dc',
    950: '#000000',
  },
}

SCSS

$custom: #5590dc;
$custom-light: #90b0e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5590dc",
  "rgb": {
    "r": 85,
    "g": 144,
    "b": 220
  },
  "hsl": {
    "h": 213.778,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.64732,
    "c": 0.13022,
    "h": 255.5
  },
  "luminance": 0.27045
}

Semantic roles & 50–950 ramp

primary

#5590DC

secondary

#E0CAAC

accent

#9F3FE9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5590DC

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

Preview Lab → · Contrast checker → · Palette generator →