#5B90F7#5B90F7

#5B90F7 is a light, vivid blue. Relative luminance 0.289; OKLCH L 66.6% C 0.163 H 262.3°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX#5B90F7
RGBrgb(91, 144, 247)
HSLhsl(220, 91%, 66%)
HSVhsv(220, 63%, 97%)
CMYKcmyk(63.2%, 41.7%, 0%, 3.1%)
CIE-LABlab(60.68, 13.92, -56.81)
CIE-LCHlch(60.68, 58.50, 283.77°)
OKLaboklab(66.55% -0.0218 -0.162)
OKLCHoklch(66.55% 0.163 262.3)
XYZxyz(31.0703, 28.8832, 91.9153)
Luminance0.2889 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B90F7 #F7C25B
analogous
#5BDEF7 #5B90F7 #745BF7
triadic
#5B90F7 #F75B90 #90F75B
tetradic
#5B90F7 #F75BDE #F7C25B #5BF774
square
#5B90F7 #F75BDE #F7C25B #5BF774
split-complementary
#5B90F7 #F7745B #DEF75B
monochromatic
#0A4CCE #2169F4 #5B90F7 #95B7FA #D0DFFD

Accessibility & contrast

On white

3.10
#5B90F7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.78
#5B90F7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B90F7
6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B90F7#FFFFFF#000000##000000
##5B90F71.003.106.786.78
#FFFFFF3.101.0021.0021.00
#0000006.7821.001.001.00
##0000006.7821.001.001.00

Color blindness preview

Protanopia (red-blind)
#619AFB
Deuteranopia (green-blind)
#498CF5
Tritanopia (blue-blind)
#00A7B7
Achromatopsia (no color)
#929292

Design tokens & code

CSS
--color: #5b90f7;
/* rgb */ color: rgb(91, 144, 247);
/* oklch */ color: oklch(66.6% 0.163 262.3);
Tailwind
colors: {
  custom: {
    50: '#97b0fa',
    500: '#5b90f7',
    950: '#000000',
  },
}
SCSS
$custom: #5b90f7;
$custom-light: #97b0fa;
$custom-dark: #000000;
JSON
{
  "hex": "#5b90f7",
  "rgb": {
    "r": 91,
    "g": 144,
    "b": 247
  },
  "hsl": {
    "h": 219.615,
    "s": 90.698,
    "l": 66.275
  },
  "oklch": {
    "l": 0.66553,
    "c": 0.16344,
    "h": 262.3
  },
  "luminance": 0.28886
}

Semantic roles & 50–950 ramp

primary
#5B90F7
secondary
#F0DFBD
accent
#9800E6
background
#FAFAFF
surface
#F3F4FF
border
#CDCED7
text
#0F1017
muted
#7F7F85

Preview Lab

Preview with #5B90F7

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

Preview Lab → · Contrast checker → · Palette generator →

#5B90F7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva