#6583E7#6583E7

#6583E7 is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.5% C 0.154 H 269.1°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX#6583E7
RGBrgb(101, 131, 231)
HSLhsl(226, 73%, 65%)
HSVhsv(226, 56%, 91%)
CMYKcmyk(56.3%, 43.3%, 0%, 9.4%)
CIE-LABlab(56.85, 18.31, -54.04)
CIE-LCHlch(56.85, 57.05, 288.72°)
OKLaboklab(63.46% -0.0024 -0.1538)
OKLCHoklch(63.46% 0.154 269.1)
XYZxyz(27.9021, 24.7667, 78.8959)
Luminance0.2477 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6583E7 #E7C965
analogous
#65C4E7 #6583E7 #8865E7
triadic
#6583E7 #E76583 #83E765
tetradic
#6583E7 #E765C4 #E7C965 #65E788
square
#6583E7 #E765C4 #E7C965 #65E788
split-complementary
#6583E7 #E78865 #C4E765
monochromatic
#1C40B5 #3058DF #6583E7 #9AAEEF #CFD8F8

Accessibility & contrast

On white

3.53
#6583E7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.95
#6583E7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6583E7
5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6583E7#FFFFFF#000000##000000
##6583E71.003.535.955.95
#FFFFFF3.531.0021.0021.00
#0000005.9521.001.001.00
##0000005.9521.001.001.00

Color blindness preview

Protanopia (red-blind)
#578FEB
Deuteranopia (green-blind)
#4683E5
Tritanopia (blue-blind)
#0A99AA
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #6583e7;
/* rgb */ color: rgb(101, 131, 231);
/* oklch */ color: oklch(63.5% 0.154 269.1);
Tailwind
colors: {
  custom: {
    50: '#9aa6ef',
    500: '#6583e7',
    950: '#000000',
  },
}
SCSS
$custom: #6583e7;
$custom-light: #9aa6ef;
$custom-dark: #000000;
JSON
{
  "hex": "#6583e7",
  "rgb": {
    "r": 101,
    "g": 131,
    "b": 231
  },
  "hsl": {
    "h": 226.154,
    "s": 73.034,
    "l": 65.098
  },
  "oklch": {
    "l": 0.63457,
    "c": 0.15381,
    "h": 269.1
  },
  "luminance": 0.24769
}

Semantic roles & 50–950 ramp

primary
#6583E7
secondary
#EAE0BE
accent
#A810D5
background
#FAFAFE
surface
#F3F4FD
border
#CDCED5
text
#0F0F16
muted
#7F7F84

Preview Lab

Preview with #6583E7

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

Preview Lab → · Contrast checker → · Palette generator →

#6583E7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva