#5491F0#5491F0

#5491F0 is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.0% C 0.156 H 259.0°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#5491F0
RGB	rgb(84, 145, 240)
HSL	hsl(217, 84%, 64%)
HSV	hsv(217, 65%, 94%)
CMYK	cmyk(65%, 39.6%, 0%, 5.9%)
CIE-LAB	lab(60.27, 9.80, -53.63)
CIE-LCH	lch(60.27, 54.51, 280.35°)
OKLab	oklab(66.03% -0.0298 -0.1527)
OKLCH	oklch(66.03% 0.156 259)
XYZ	xyz(29.5041, 28.4240, 86.3527)
Luminance	0.2843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5491F0 #F0B354

analogous

#54DFF0 #5491F0 #6554F0

triadic

#5491F0 #F05491 #91F054

tetradic

#5491F0 #F054DF #F0B354 #54F065

square

#5491F0 #F054DF #F0B354 #54F065

split-complementary

#5491F0 #F06554 #DFF054

monochromatic

#1052B9 #1C6DEB #5491F0 #8CB5F5 #C5D9FA

Accessibility & contrast

On white

3.14

#5491F0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#5491F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5491F0

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5491F0	#FFFFFF	#000000	##000000
##5491F0	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6699F4

Deuteranopia (green-blind)

#4F8BEE

Tritanopia (blue-blind)

#00A7B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5491f0;
/* rgb */ color: rgb(84, 145, 240);
/* oklch */ color: oklch(66.0% 0.156 259.0);

Tailwind

colors: {
  custom: {
    50: '#93b0f5',
    500: '#5491f0',
    950: '#000000',
  },
}

SCSS

$custom: #5491f0;
$custom-light: #93b0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5491f0",
  "rgb": {
    "r": 84,
    "g": 145,
    "b": 240
  },
  "hsl": {
    "h": 216.538,
    "s": 83.871,
    "l": 63.529
  },
  "oklch": {
    "l": 0.66031,
    "c": 0.1556,
    "h": 259
  },
  "luminance": 0.28427
}

Semantic roles & 50–950 ramp

primary

#5491F0

secondary

#ECD6B4

accent

#8B05E0

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5491F0

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

Preview Lab → · Contrast checker → · Palette generator →