#5B90EA#5B90EA

#5B90EA is a light, vivid blue. Relative luminance 0.281; OKLCH L 65.8% C 0.146 H 260.4°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#5B90EA
RGB	rgb(91, 144, 234)
HSL	hsl(218, 77%, 64%)
HSV	hsv(218, 61%, 92%)
CMYK	cmyk(61.1%, 38.5%, 0%, 8.2%)
CIE-LAB	lab(59.99, 9.59, -50.74)
CIE-LCH	lch(59.99, 51.64, 280.71°)
OKLab	oklab(65.79% -0.0244 -0.1442)
OKLCH	oklch(65.79% 0.146 260.4)
XYZ	xyz(29.1337, 28.1085, 81.7161)
Luminance	0.2811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B90EA #EAB55B

analogous

#5BD7EA #5B90EA #6D5BEA

triadic

#5B90EA #EA5B90 #90EA5B

tetradic

#5B90EA #EA5BD7 #EAB55B #5BEA6D

square

#5B90EA #EA5BD7 #EAB55B #5BEA6D

split-complementary

#5B90EA #EA6D5B #D7EA5B

monochromatic

#1751B4 #256BE3 #5B90EA #91B5F1 #C8D9F8

Accessibility & contrast

On white

3.17

#5B90EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#5B90EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B90EA

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B90EA	#FFFFFF	#000000	##000000
##5B90EA	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)

#6998EE

Deuteranopia (green-blind)

#558AE8

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5b90ea;
/* rgb */ color: rgb(91, 144, 234);
/* oklch */ color: oklch(65.8% 0.146 260.4);

Tailwind

colors: {
  custom: {
    50: '#95b0f1',
    500: '#5b90ea',
    950: '#000000',
  },
}

SCSS

$custom: #5b90ea;
$custom-light: #95b0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b90ea",
  "rgb": {
    "r": 91,
    "g": 144,
    "b": 234
  },
  "hsl": {
    "h": 217.762,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.65793,
    "c": 0.14623,
    "h": 260.4
  },
  "luminance": 0.28111
}

Semantic roles & 50–950 ramp

primary

#5B90EA

secondary

#EAD7B7

accent

#8D0CDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #5B90EA

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

Preview Lab → · Contrast checker → · Palette generator →