#5BA5EF#5BA5EF

#5BA5EF is a light, vivid cyan. Relative luminance 0.354; OKLCH L 70.6% C 0.132 H 250.2°. Best body text is #000000 at 8.07:1 contrast (WCAG AA passes).

Color values

HEX#5BA5EF
RGBrgb(91, 165, 239)
HSLhsl(210, 82%, 65%)
HSVhsv(210, 62%, 94%)
CMYKcmyk(61.9%, 31%, 0%, 6.3%)
CIE-LABlab(66.03, -0.94, -43.95)
CIE-LCHlch(66.03, 43.96, 268.77°)
OKLaboklab(70.59% -0.0447 -0.1241)
OKLCHoklch(70.59% 0.132 250.2)
XYZxyz(33.3438, 35.3632, 86.7132)
Luminance0.3537 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5BA5EF #EFA55B
analogous
#5BEFEF #5BA5EF #5B5BEF
triadic
#5BA5EF #EF5BA5 #A5EF5B
tetradic
#5BA5EF #EF5BEF #EFA55B #5BEF5B
square
#5BA5EF #EF5BEF #EFA55B #5BEF5B
split-complementary
#5BA5EF #EF5B5B #EFEF5B
monochromatic
#1268BD #2386EA #5BA5EF #93C4F4 #CBE2FA

Accessibility & contrast

On white

2.60
#5BA5EF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.07
#5BA5EF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5BA5EF
8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5BA5EF#FFFFFF#000000##000000
##5BA5EF1.002.608.078.07
#FFFFFF2.601.0021.0021.00
#0000008.0721.001.001.00
##0000008.0721.001.001.00

Color blindness preview

Protanopia (red-blind)
#85A8F2
Deuteranopia (green-blind)
#719AEE
Tritanopia (blue-blind)
#00B6BF
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #5ba5ef;
/* rgb */ color: rgb(91, 165, 239);
/* oklch */ color: oklch(70.6% 0.132 250.2);
Tailwind
colors: {
  custom: {
    50: '#96bff4',
    500: '#5ba5ef',
    950: '#000000',
  },
}
SCSS
$custom: #5ba5ef;
$custom-light: #96bff4;
$custom-dark: #000000;
JSON
{
  "hex": "#5ba5ef",
  "rgb": {
    "r": 91,
    "g": 165,
    "b": 239
  },
  "hsl": {
    "h": 210,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.7059,
    "c": 0.13194,
    "h": 250.2
  },
  "luminance": 0.35366
}

Semantic roles & 50–950 ramp

primary
#5BA5EF
secondary
#ECD3BA
accent
#7307DF
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0E1217
muted
#7E8185

Preview Lab

Preview with #5BA5EF

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

Preview Lab → · Contrast checker → · Palette generator →

#5BA5EF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva