#3655C8#3655C8

#3655C8 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.6% C 0.182 H 267.7°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX#3655C8
RGBrgb(54, 85, 200)
HSLhsl(227, 57%, 50%)
HSVhsv(227, 73%, 78%)
CMYKcmyk(73%, 57.5%, 0%, 21.6%)
CIE-LABlab(40.33, 28.55, -63.16)
CIE-LCHlch(40.33, 69.32, 294.33°)
OKLaboklab(49.63% -0.0074 -0.1822)
OKLCHoklch(49.63% 0.182 267.7)
XYZxyz(15.1915, 11.4498, 56.0418)
Luminance0.1145 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3655C8 #C8A936
analogous
#369EC8 #3655C8 #6036C8
triadic
#3655C8 #C83655 #55C836
tetradic
#3655C8 #C8369E #C8A936 #36C860
square
#3655C8 #C8369E #C8A936 #36C860
split-complementary
#3655C8 #C86036 #9EC836
monochromatic
#1C2C68 #294198 #3655C8 #667DD6 #96A6E3

Accessibility & contrast

On white

6.38
#3655C8 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.29
#3655C8 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3655C8
6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3655C8#FFFFFF#000000##FFFFFF
##3655C81.006.383.296.38
#FFFFFF6.381.0021.001.00
#0000003.2921.001.0021.00
##FFFFFF6.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0066CC
Deuteranopia (green-blind)
#0059C6
Tritanopia (blue-blind)
#007286
Achromatopsia (no color)
#5F5F5F

Design tokens & code

CSS
--color: #3655c8;
/* rgb */ color: rgb(54, 85, 200);
/* oklch */ color: oklch(49.6% 0.182 267.7);
Tailwind
colors: {
  custom: {
    50: '#8184da',
    500: '#3655c8',
    950: '#000000',
  },
}
SCSS
$custom: #3655c8;
$custom-light: #8184da;
$custom-dark: #000000;
JSON
{
  "hex": "#3655c8",
  "rgb": {
    "r": 54,
    "g": 85,
    "b": 200
  },
  "hsl": {
    "h": 227.26,
    "s": 57.48,
    "l": 49.804
  },
  "oklch": {
    "l": 0.49634,
    "c": 0.18234,
    "h": 267.7
  },
  "luminance": 0.11451
}

Semantic roles & 50–950 ramp

primary
#3655C8
secondary
#CEC08C
accent
#C047E1
background
#F8F8FD
surface
#F0EFFB
border
#CBCAD4
text
#0C0A15
muted
#7D7C83

Preview Lab

Preview with #3655C8

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

Preview Lab → · Contrast checker → · Palette generator →

#3655C8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva