#5491EF#5491EF

#5491EF is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.0% C 0.154 H 258.8°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#5491EF
RGB	rgb(84, 145, 239)
HSL	hsl(216, 83%, 63%)
HSV	hsv(216, 65%, 94%)
CMYK	cmyk(64.9%, 39.3%, 0%, 6.3%)
CIE-LAB	lab(60.22, 9.46, -53.16)
CIE-LCH	lch(60.22, 53.99, 280.09°)
OKLab	oklab(65.97% -0.03 -0.1514)
OKLCH	oklch(65.97% 0.154 258.8)
XYZ	xyz(29.3560, 28.3647, 85.5725)
Luminance	0.2837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5491EF #EFB254

analogous

#54DFEF #5491EF #6454EF

triadic

#5491EF #EF5491 #91EF54

tetradic

#5491EF #EF54DF #EFB254 #54EF64

square

#5491EF #EF54DF #EFB254 #54EF64

split-complementary

#5491EF #EF6454 #DFEF54

monochromatic

#1153B7 #1C6DEA #5491EF #8CB5F4 #C4D9F9

Accessibility & contrast

On white

3.15

#5491EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#5491EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5491EF

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5491EF	#FFFFFF	#000000	##000000
##5491EF	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6799F3

Deuteranopia (green-blind)

#508BED

Tritanopia (blue-blind)

#00A7B4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5491ef;
/* rgb */ color: rgb(84, 145, 239);
/* oklch */ color: oklch(66.0% 0.154 258.8);

Tailwind

colors: {
  custom: {
    50: '#92b0f5',
    500: '#5491ef',
    950: '#000000',
  },
}

SCSS

$custom: #5491ef;
$custom-light: #92b0f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5491ef",
  "rgb": {
    "r": 84,
    "g": 145,
    "b": 239
  },
  "hsl": {
    "h": 216.387,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65973,
    "c": 0.15429,
    "h": 258.8
  },
  "luminance": 0.28368
}

Semantic roles & 50–950 ramp

primary

#5491EF

secondary

#EBD5B4

accent

#8A06DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5491EF

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

Preview Lab → · Contrast checker → · Palette generator →