#537DA8#537DA8

#537DA8 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.7% C 0.081 H 250.0°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX#537DA8
RGBrgb(83, 125, 168)
HSLhsl(210, 34%, 49%)
HSVhsv(210, 51%, 66%)
CMYKcmyk(50.6%, 25.6%, 0%, 34.1%)
CIE-LABlab(51.07, -2.16, -27.38)
CIE-LCHlch(51.07, 27.47, 265.50°)
OKLaboklab(57.69% -0.0279 -0.0766)
OKLCHoklch(57.69% 0.081 250)
XYZxyz(17.9663, 19.3321, 39.8229)
Luminance0.1933 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#537DA8 #A87E53
analogous
#53A8A8 #537DA8 #5453A8
triadic
#537DA8 #A8537D #7DA853
tetradic
#537DA8 #A853A8 #A87E53 #53A854
square
#537DA8 #A853A8 #A87E53 #53A854
split-complementary
#537DA8 #A85453 #A8A853
monochromatic
#2B4056 #3F5F7F #537DA8 #7B9CBE #A4BAD2

Accessibility & contrast

On white

4.32
#537DA8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.87
#537DA8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537DA8
4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##537DA8#FFFFFF#000000##000000
##537DA81.004.324.874.87
#FFFFFF4.321.0021.0021.00
#0000004.8721.001.001.00
##0000004.8721.001.001.00

Color blindness preview

Protanopia (red-blind)
#6C7EAA
Deuteranopia (green-blind)
#6176A7
Tritanopia (blue-blind)
#2A878C
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #537da8;
/* rgb */ color: rgb(83, 125, 168);
/* oklch */ color: oklch(57.7% 0.081 250.0);
Tailwind
colors: {
  custom: {
    50: '#88a2c2',
    500: '#537da8',
    950: '#000000',
  },
}
SCSS
$custom: #537da8;
$custom-light: #88a2c2;
$custom-dark: #000000;
JSON
{
  "hex": "#537da8",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 168
  },
  "hsl": {
    "h": 210.353,
    "s": 33.865,
    "l": 49.216
  },
  "oklch": {
    "l": 0.57695,
    "c": 0.08149,
    "h": 250
  },
  "luminance": 0.19333
}

Semantic roles & 50–950 ramp

primary
#537DA8
secondary
#BFAC98
accent
#955ECA
background
#F8F9FB
surface
#F0F2F7
border
#CBCCD0
text
#0C0F12
muted
#7D7E81

Preview Lab

Preview with #537DA8

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

Preview Lab → · Contrast checker → · Palette generator →

#537DA8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva