#2421BD#2421BD

#2421BD is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.5% C 0.227 H 270.2°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX#2421BD
RGBrgb(36, 33, 189)
HSLhsl(241, 70%, 44%)
HSVhsv(241, 83%, 74%)
CMYKcmyk(81%, 82.5%, 0%, 25.9%)
CIE-LABlab(27.12, 53.71, -78.48)
CIE-LCHlch(27.12, 95.10, 304.39°)
OKLaboklab(39.52% 0.0008 -0.2272)
OKLCHoklch(39.52% 0.227 270.2)
XYZxyz(10.4536, 5.1357, 48.5746)
Luminance0.0514 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2421BD #BABD21
analogous
#216CBD #2421BD #7221BD
triadic
#2421BD #BD2421 #21BD24
tetradic
#2421BD #BD216C #BABD21 #21BD72
square
#2421BD #BD216C #BABD21 #21BD72
split-complementary
#2421BD #BD7221 #6CBD21
monochromatic
#100F55 #1A1889 #2421BD #413EDD #7472E6

Accessibility & contrast

On white

10.36
#2421BD on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.03
#2421BD on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2421BD
10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2421BD#FFFFFF#000000##FFFFFF
##2421BD1.0010.362.0310.36
#FFFFFF10.361.0021.001.00
#0000002.0321.001.0021.00
##FFFFFF10.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0048C1
Deuteranopia (green-blind)
#0038BA
Tritanopia (blue-blind)
#005471
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #2421bd;
/* rgb */ color: rgb(36, 33, 189);
/* oklch */ color: oklch(39.5% 0.227 270.2);
Tailwind
colors: {
  custom: {
    50: '#7d61d2',
    500: '#2421bd',
    950: '#000000',
  },
}
SCSS
$custom: #2421bd;
$custom-light: #7d61d2;
$custom-dark: #000000;
JSON
{
  "hex": "#2421bd",
  "rgb": {
    "r": 36,
    "g": 33,
    "b": 189
  },
  "hsl": {
    "h": 241.154,
    "s": 70.27,
    "l": 43.529
  },
  "oklch": {
    "l": 0.39523,
    "c": 0.22717,
    "h": 270.2
  },
  "luminance": 0.05137
}

Semantic roles & 50–950 ramp

primary
#2421BD
secondary
#CBCD6D
accent
#ED3BEA
background
#F8F5FD
surface
#F0EAFA
border
#CBC6D3
text
#0C0514
muted
#7D7983

Preview Lab

Preview with #2421BD

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

Preview Lab → · Contrast checker → · Palette generator →

#2421BD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva