#537DE7#537DE7

#537DE7 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.3% C 0.167 H 265.5°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX#537DE7
RGBrgb(83, 125, 231)
HSLhsl(223, 76%, 62%)
HSVhsv(223, 64%, 91%)
CMYKcmyk(64.1%, 45.9%, 0%, 9.4%)
CIE-LABlab(54.32, 18.63, -58.14)
CIE-LCHlch(54.32, 61.05, 287.77°)
OKLaboklab(61.27% -0.0131 -0.1663)
OKLCHoklch(61.27% 0.167 265.5)
XYZxyz(25.3197, 22.2734, 78.5507)
Luminance0.2228 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#537DE7 #E7BD53
analogous
#53C7E7 #537DE7 #7353E7
triadic
#537DE7 #E7537D #7DE753
tetradic
#537DE7 #E753C7 #E7BD53 #53E773
square
#537DE7 #E753C7 #E7BD53 #53E773
split-complementary
#537DE7 #E77353 #C7E753
monochromatic
#1741A8 #1F55DE #537DE7 #89A6EE #BECEF6

Accessibility & contrast

On white

3.85
#537DE7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.46
#537DE7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537DE7
5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##537DE7#FFFFFF#000000##000000
##537DE71.003.855.465.46
#FFFFFF3.851.0021.0021.00
#0000005.4621.001.001.00
##0000005.4621.001.001.00

Color blindness preview

Protanopia (red-blind)
#4889EB
Deuteranopia (green-blind)
#2D7CE5
Tritanopia (blue-blind)
#0095A7
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #537de7;
/* rgb */ color: rgb(83, 125, 231);
/* oklch */ color: oklch(61.3% 0.167 265.5);
Tailwind
colors: {
  custom: {
    50: '#91a2ef',
    500: '#537de7',
    950: '#000000',
  },
}
SCSS
$custom: #537de7;
$custom-light: #91a2ef;
$custom-dark: #000000;
JSON
{
  "hex": "#537de7",
  "rgb": {
    "r": 83,
    "g": 125,
    "b": 231
  },
  "hsl": {
    "h": 222.973,
    "s": 75.51,
    "l": 61.569
  },
  "oklch": {
    "l": 0.61267,
    "c": 0.16678,
    "h": 265.5
  },
  "luminance": 0.22276
}

Semantic roles & 50–950 ramp

primary
#537DE7
secondary
#E6D7AF
accent
#9E0ED8
background
#F9F9FE
surface
#F2F2FD
border
#CCCCD5
text
#0E0F16
muted
#7E7E84

Preview Lab

Preview with #537DE7

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

Preview Lab → · Contrast checker → · Palette generator →

#537DE7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva