#3B21C2#3B21C2

#3B21C2 is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.5% C 0.227 H 277.2°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX#3B21C2
RGBrgb(59, 33, 194)
HSLhsl(250, 71%, 45%)
HSVhsv(250, 83%, 76%)
CMYKcmyk(69.6%, 83%, 0%, 23.9%)
CIE-LABlab(29.19, 56.63, -77.95)
CIE-LCHlch(29.19, 96.35, 306.00°)
OKLaboklab(41.51% 0.0286 -0.2252)
OKLCHoklch(41.51% 0.227 277.2)
XYZxyz(12.0819, 5.9115, 51.5328)
Luminance0.0591 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B21C2 #A8C221
analogous
#2158C2 #3B21C2 #8B21C2
triadic
#3B21C2 #C23B21 #21C23B
tetradic
#3B21C2 #C22158 #A8C221 #21C28B
square
#3B21C2 #C22158 #A8C221 #21C28B
split-complementary
#3B21C2 #C28B21 #58C221
monochromatic
#1B0F59 #2B188E #3B21C2 #5B41DF #8876E8

Accessibility & contrast

On white

9.62
#3B21C2 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.18
#3B21C2 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B21C2
9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B21C2#FFFFFF#000000##FFFFFF
##3B21C21.009.622.189.62
#FFFFFF9.621.0021.001.00
#0000002.1821.001.0021.00
##FFFFFF9.621.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004BC6
Deuteranopia (green-blind)
#003EBF
Tritanopia (blue-blind)
#005574
Achromatopsia (no color)
#454545

Design tokens & code

CSS
--color: #3b21c2;
/* rgb */ color: rgb(59, 33, 194);
/* oklch */ color: oklch(41.5% 0.227 277.2);
Tailwind
colors: {
  custom: {
    50: '#8663d6',
    500: '#3b21c2',
    950: '#000000',
  },
}
SCSS
$custom: #3b21c2;
$custom-light: #8663d6;
$custom-dark: #000000;
JSON
{
  "hex": "#3b21c2",
  "rgb": {
    "r": 59,
    "g": 33,
    "b": 194
  },
  "hsl": {
    "h": 249.689,
    "s": 70.925,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4151,
    "c": 0.22702,
    "h": 277.2
  },
  "luminance": 0.05913
}

Semantic roles & 50–950 ramp

primary
#3B21C2
secondary
#C0CF70
accent
#EE3AD1
background
#F9F6FD
surface
#F1EBFA
border
#CBC6D3
text
#0D0615
muted
#7E7A83

Preview Lab

Preview with #3B21C2

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

Preview Lab → · Contrast checker → · Palette generator →

#3B21C2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva