#6551EC#6551EC

#6551EC is a mid, highly saturated blue. Relative luminance 0.147; OKLCH L 54.9% C 0.222 H 282.1°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX#6551EC
RGBrgb(101, 81, 236)
HSLhsl(248, 80%, 62%)
HSVhsv(248, 66%, 93%)
CMYKcmyk(57.2%, 65.7%, 0%, 7.5%)
CIE-LABlab(45.23, 49.66, -75.61)
CIE-LCHlch(45.23, 90.46, 303.29°)
OKLaboklab(54.89% 0.0465 -0.2176)
OKLCHoklch(54.89% 0.222 282.1)
XYZxyz(23.4449, 14.7061, 80.9438)
Luminance0.1471 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6551EC #D8EC51
analogous
#518BEC #6551EC #B351EC
triadic
#6551EC #EC6551 #51EC65
tetradic
#6551EC #EC518B #D8EC51 #51ECB3
square
#6551EC #EC518B #D8EC51 #51ECB3
split-complementary
#6551EC #ECB351 #8BEC51
monochromatic
#2713AF #341AE6 #6551EC #9688F2 #C7BFF8

Accessibility & contrast

On white

5.33
#6551EC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.94
#6551EC on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6551EC
5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6551EC#FFFFFF#000000##FFFFFF
##6551EC1.005.333.945.33
#FFFFFF5.331.0021.001.00
#0000003.9421.001.0021.00
##FFFFFF5.331.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0070F1
Deuteranopia (green-blind)
#0066E9
Tritanopia (blue-blind)
#147998
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #6551ec;
/* rgb */ color: rgb(101, 81, 236);
/* oklch */ color: oklch(54.9% 0.222 282.1);
Tailwind
colors: {
  custom: {
    50: '#9d83f3',
    500: '#6551ec',
    950: '#000000',
  },
}
SCSS
$custom: #6551ec;
$custom-light: #9d83f3;
$custom-dark: #000000;
JSON
{
  "hex": "#6551ec",
  "rgb": {
    "r": 101,
    "g": 81,
    "b": 236
  },
  "hsl": {
    "h": 247.742,
    "s": 80.311,
    "l": 62.157
  },
  "oklch": {
    "l": 0.54894,
    "c": 0.22249,
    "h": 282.1
  },
  "luminance": 0.14708
}

Semantic roles & 50–950 ramp

primary
#6551EC
secondary
#E2E9B0
accent
#DD09C1
background
#FAF8FF
surface
#F4EFFE
border
#CECAD6
text
#100B17
muted
#7F7C85

Preview Lab

Preview with #6551EC

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

Preview Lab → · Contrast checker → · Palette generator →

#6551EC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva