#5590E3#5590E3

#5590E3 is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.1% C 0.139 H 257.2°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#5590E3
RGB	rgb(85, 144, 227)
HSL	hsl(215, 72%, 61%)
HSV	hsv(215, 63%, 89%)
CMYK	cmyk(62.6%, 36.6%, 0%, 11%)
CIE-LAB	lab(59.36, 6.18, -47.86)
CIE-LCH	lch(59.36, 48.26, 277.36°)
OKLab	oklab(65.12% -0.0309 -0.1358)
OKLCH	oklch(65.12% 0.139 257.2)
XYZ	xyz(27.5797, 27.4213, 76.4975)
Luminance	0.2742 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5590E3 #E3A855

analogous

#55D7E3 #5590E3 #6155E3

triadic

#5590E3 #E35590 #90E355

tetradic

#5590E3 #E355D7 #E3A855 #55E361

square

#5590E3 #E355D7 #E3A855 #55E361

split-complementary

#5590E3 #E36155 #D7E355

monochromatic

#1B53A3 #236ED7 #5590E3 #8AB2EC #BED5F4

Accessibility & contrast

On white

3.24

#5590E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#5590E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5590E3

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5590E3	#FFFFFF	#000000	##000000
##5590E3	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C96E6

Deuteranopia (green-blind)

#5889E1

Tritanopia (blue-blind)

#00A3AF

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #5590e3;
/* rgb */ color: rgb(85, 144, 227);
/* oklch */ color: oklch(65.1% 0.139 257.2);

Tailwind

colors: {
  custom: {
    50: '#91b0ec',
    500: '#5590e3',
    950: '#000000',
  },
}

SCSS

$custom: #5590e3;
$custom-light: #91b0ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5590e3",
  "rgb": {
    "r": 85,
    "g": 144,
    "b": 227
  },
  "hsl": {
    "h": 215.07,
    "s": 71.717,
    "l": 61.176
  },
  "oklch": {
    "l": 0.65118,
    "c": 0.13931,
    "h": 257.2
  },
  "luminance": 0.27424
}

Semantic roles & 50–950 ramp

primary

#5590E3

secondary

#E5CEAF

accent

#8312D4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #5590E3

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

Preview Lab → · Contrast checker → · Palette generator →