#3675D7#3675D7

#3675D7 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.3% C 0.164 H 259.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX#3675D7
RGBrgb(54, 117, 215)
HSLhsl(217, 67%, 53%)
HSVhsv(217, 75%, 84%)
CMYKcmyk(74.9%, 45.6%, 0%, 15.7%)
CIE-LABlab(49.99, 13.66, -56.14)
CIE-LCHlch(49.99, 57.78, 283.68°)
OKLaboklab(57.31% -0.031 -0.161)
OKLCHoklch(57.31% 0.164 259.1)
XYZxyz(20.1439, 18.4109, 66.7688)
Luminance0.1841 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3675D7 #D79836
analogous
#36C5D7 #3675D7 #4836D7
triadic
#3675D7 #D73675 #75D736
tetradic
#3675D7 #D736C5 #D79836 #36D748
square
#3675D7 #D736C5 #D79836 #36D748
split-complementary
#3675D7 #D74836 #C5D736
monochromatic
#183F7A #2259AD #3675D7 #6998E1 #9CBBEB

Accessibility & contrast

On white

4.48
#3675D7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.68
#3675D7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3675D7
4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3675D7#FFFFFF#000000##000000
##3675D71.004.484.684.68
#FFFFFF4.481.0021.0021.00
#0000004.6821.001.001.00
##0000004.6821.001.001.00

Color blindness preview

Protanopia (red-blind)
#417FDB
Deuteranopia (green-blind)
#1C70D5
Tritanopia (blue-blind)
#008C9B
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #3675d7;
/* rgb */ color: rgb(54, 117, 215);
/* oklch */ color: oklch(57.3% 0.164 259.1);
Tailwind
colors: {
  custom: {
    50: '#829ce4',
    500: '#3675d7',
    950: '#000000',
  },
}
SCSS
$custom: #3675d7;
$custom-light: #829ce4;
$custom-dark: #000000;
JSON
{
  "hex": "#3675d7",
  "rgb": {
    "r": 54,
    "g": 117,
    "b": 215
  },
  "hsl": {
    "h": 216.522,
    "s": 66.805,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57308,
    "c": 0.16395,
    "h": 259.1
  },
  "luminance": 0.18413
}

Semantic roles & 50–950 ramp

primary
#3675D7
secondary
#D7BC92
accent
#A73EEA
background
#F8F9FE
surface
#F0F2FC
border
#CBCCD5
text
#0C0E16
muted
#7D7E84

Preview Lab

Preview with #3675D7

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

Preview Lab → · Contrast checker → · Palette generator →

#3675D7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva