#5591EA#5591EA

#5591EA is a light, vivid blue. Relative luminance 0.281; OKLCH L 65.7% C 0.147 H 258.1°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#5591EA
RGB	rgb(85, 145, 234)
HSL	hsl(216, 78%, 63%)
HSV	hsv(216, 64%, 92%)
CMYK	cmyk(63.7%, 38%, 0%, 8.2%)
CIE-LAB	lab(60.00, 7.94, -50.74)
CIE-LCH	lch(60.00, 51.36, 278.89°)
OKLab	oklab(65.73% -0.0303 -0.1442)
OKLCH	oklch(65.73% 0.147 258.1)
XYZ	xyz(28.7177, 28.1199, 81.7402)
Luminance	0.2812 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5591EA #EAAE55

analogous

#55DBEA #5591EA #6455EA

triadic

#5591EA #EA5591 #91EA55

tetradic

#5591EA #EA55DB #EAAE55 #55EA64

square

#5591EA #EA55DB #EAAE55 #55EA64

split-complementary

#5591EA #EA6455 #DBEA55

monochromatic

#1653AF #1F6EE3 #5591EA #8BB4F1 #C2D7F7

Accessibility & contrast

On white

3.17

#5591EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#5591EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5591EA

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5591EA	#FFFFFF	#000000	##000000
##5591EA	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A98EE

Deuteranopia (green-blind)

#548AE8

Tritanopia (blue-blind)

#00A5B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5591ea;
/* rgb */ color: rgb(85, 145, 234);
/* oklch */ color: oklch(65.7% 0.147 258.1);

Tailwind

colors: {
  custom: {
    50: '#92b0f1',
    500: '#5591ea',
    950: '#000000',
  },
}

SCSS

$custom: #5591ea;
$custom-light: #92b0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5591ea",
  "rgb": {
    "r": 85,
    "g": 145,
    "b": 234
  },
  "hsl": {
    "h": 215.839,
    "s": 78.01,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65729,
    "c": 0.1474,
    "h": 258.1
  },
  "luminance": 0.28123
}

Semantic roles & 50–950 ramp

primary

#5591EA

secondary

#E8D3B2

accent

#870BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5591EA

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

Preview Lab → · Contrast checker → · Palette generator →