#5D91F3#5D91F3

#5D91F3 is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.6% C 0.156 H 261.9°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX#5D91F3
RGBrgb(93, 145, 243)
HSLhsl(219, 86%, 66%)
HSVhsv(219, 62%, 95%)
CMYKcmyk(61.7%, 40.3%, 0%, 4.7%)
CIE-LABlab(60.82, 12.34, -54.38)
CIE-LCHlch(60.82, 55.76, 282.79°)
OKLaboklab(66.62% -0.0219 -0.1548)
OKLCHoklch(66.62% 0.156 261.9)
XYZxyz(30.8116, 29.0462, 88.7594)
Luminance0.2905 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5D91F3 #F3BF5D
analogous
#5DDCF3 #5D91F3 #745DF3
triadic
#5D91F3 #F35D91 #91F35D
tetradic
#5D91F3 #F35DDC #F3BF5D #5DF374
square
#5D91F3 #F35DDC #F3BF5D #5DF374
split-complementary
#5D91F3 #F3745D #DCF35D
monochromatic
#0F4FC7 #246AEF #5D91F3 #96B8F7 #CFDEFB

Accessibility & contrast

On white

3.08
#5D91F3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.81
#5D91F3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5D91F3
6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5D91F3#FFFFFF#000000##000000
##5D91F31.003.086.816.81
#FFFFFF3.081.0021.0021.00
#0000006.8121.001.001.00
##0000006.8121.001.001.00

Color blindness preview

Protanopia (red-blind)
#659AF7
Deuteranopia (green-blind)
#508CF1
Tritanopia (blue-blind)
#00A7B6
Achromatopsia (no color)
#939393

Design tokens & code

CSS
--color: #5d91f3;
/* rgb */ color: rgb(93, 145, 243);
/* oklch */ color: oklch(66.6% 0.156 261.9);
Tailwind
colors: {
  custom: {
    50: '#97b0f7',
    500: '#5d91f3',
    950: '#000000',
  },
}
SCSS
$custom: #5d91f3;
$custom-light: #97b0f7;
$custom-dark: #000000;
JSON
{
  "hex": "#5d91f3",
  "rgb": {
    "r": 93,
    "g": 145,
    "b": 243
  },
  "hsl": {
    "h": 219.2,
    "s": 86.207,
    "l": 65.882
  },
  "oklch": {
    "l": 0.66619,
    "c": 0.15632,
    "h": 261.9
  },
  "luminance": 0.29049
}

Semantic roles & 50–950 ramp

primary
#5D91F3
secondary
#EFDEBD
accent
#9503E3
background
#F9FAFF
surface
#F2F4FF
border
#CCCED7
text
#0F1017
muted
#7E7F85

Preview Lab

Preview with #5D91F3

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

Preview Lab → · Contrast checker → · Palette generator →

#5D91F3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva