#5491EB#5491EB

#5491EB is a light, vivid blue. Relative luminance 0.281; OKLCH L 65.7% C 0.149 H 258.0°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#5491EB
RGB	rgb(84, 145, 235)
HSL	hsl(216, 79%, 63%)
HSV	hsv(216, 64%, 92%)
CMYK	cmyk(64.3%, 38.3%, 0%, 7.8%)
CIE-LAB	lab(60.01, 8.11, -51.28)
CIE-LCH	lch(60.01, 51.92, 278.98°)
OKLab	oklab(65.74% -0.0309 -0.1458)
OKLCH	oklch(65.74% 0.149 258)
XYZ	xyz(28.7716, 28.1310, 82.4947)
Luminance	0.2813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5491EB #EBAE54

analogous

#54DCEB #5491EB #6354EB

triadic

#5491EB #EB5491 #91EB54

tetradic

#5491EB #EB54DC #EBAE54 #54EB63

square

#5491EB #EB54DC #EBAE54 #54EB63

split-complementary

#5491EB #EB6354 #DCEB54

monochromatic

#1553B0 #1D6EE5 #5491EB #8BB4F1 #C2D7F8

Accessibility & contrast

On white

3.17

#5491EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#5491EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5491EB

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5491EB	#FFFFFF	#000000	##000000
##5491EB	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6998EF

Deuteranopia (green-blind)

#538AE9

Tritanopia (blue-blind)

#00A6B3

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5491eb;
/* rgb */ color: rgb(84, 145, 235);
/* oklch */ color: oklch(65.7% 0.149 258.0);

Tailwind

colors: {
  custom: {
    50: '#92b0f2',
    500: '#5491eb',
    950: '#000000',
  },
}

SCSS

$custom: #5491eb;
$custom-light: #92b0f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5491eb",
  "rgb": {
    "r": 84,
    "g": 145,
    "b": 235
  },
  "hsl": {
    "h": 215.762,
    "s": 79.058,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65742,
    "c": 0.14908,
    "h": 258
  },
  "luminance": 0.28134
}

Semantic roles & 50–950 ramp

primary

#5491EB

secondary

#E9D3B2

accent

#870ADB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5491EB

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

Preview Lab → · Contrast checker → · Palette generator →