#3B4CCB#3B4CCB

#3B4CCB is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.5% C 0.196 H 271.1°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX#3B4CCB
RGBrgb(59, 76, 203)
HSLhsl(233, 58%, 51%)
HSVhsv(233, 71%, 80%)
CMYKcmyk(70.9%, 62.6%, 0%, 20.4%)
CIE-LABlab(38.57, 35.98, -67.76)
CIE-LCHlch(38.57, 76.72, 297.97°)
OKLaboklab(48.47% 0.0038 -0.1957)
OKLCHoklch(48.47% 0.196 271.1)
XYZxyz(15.1639, 10.4090, 57.6983)
Luminance0.1041 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B4CCB #CBBA3B
analogous
#3B94CB #3B4CCB #723BCB
triadic
#3B4CCB #CB3B4C #4CCB3B
tetradic
#3B4CCB #CB3B94 #CBBA3B #3BCB72
square
#3B4CCB #CB3B94 #CBBA3B #3BCB72
split-complementary
#3B4CCB #CB723B #94CB3B
monochromatic
#1D276E #2A389F #3B4CCB #6B78D8 #9CA4E5

Accessibility & contrast

On white

6.81
#3B4CCB on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.08
#3B4CCB on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4CCB
6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B4CCB#FFFFFF#000000##FFFFFF
##3B4CCB1.006.813.086.81
#FFFFFF6.811.0021.001.00
#0000003.0821.001.0021.00
##FFFFFF6.811.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0062CF
Deuteranopia (green-blind)
#0054C9
Tritanopia (blue-blind)
#006D84
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #3b4ccb;
/* rgb */ color: rgb(59, 76, 203);
/* oklch */ color: oklch(48.5% 0.196 271.1);
Tailwind
colors: {
  custom: {
    50: '#847edc',
    500: '#3b4ccb',
    950: '#000000',
  },
}
SCSS
$custom: #3b4ccb;
$custom-light: #847edc;
$custom-dark: #000000;
JSON
{
  "hex": "#3b4ccb",
  "rgb": {
    "r": 59,
    "g": 76,
    "b": 203
  },
  "hsl": {
    "h": 232.917,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.48469,
    "c": 0.19573,
    "h": 271.1
  },
  "luminance": 0.1041
}

Semantic roles & 50–950 ramp

primary
#3B4CCB
secondary
#D1C991
accent
#CF47E1
background
#F8F7FD
surface
#F0EEFB
border
#CBC9D4
text
#0C0A15
muted
#7D7C83

Preview Lab

Preview with #3B4CCB

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

Preview Lab → · Contrast checker → · Palette generator →

#3B4CCB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva