#2423B0#2423B0

#2423B0 is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.211 H 270.8°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX#2423B0
RGBrgb(36, 35, 176)
HSLhsl(240, 67%, 41%)
HSVhsv(240, 80%, 69%)
CMYKcmyk(79.5%, 80.1%, 0%, 31%)
CIE-LABlab(25.89, 48.68, -72.77)
CIE-LCHlch(25.89, 87.55, 303.78°)
OKLaboklab(38.22% 0.0031 -0.2107)
OKLCHoklch(38.22% 0.211 270.8)
XYZxyz(9.1624, 4.7107, 41.4922)
Luminance0.0471 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#2423B0 #AFB023
analogous
#2369B0 #2423B0 #6B23B0
triadic
#2423B0 #B02423 #23B024
tetradic
#2423B0 #B02369 #AFB023 #23B06B
square
#2423B0 #B02369 #AFB023 #23B06B
split-complementary
#2423B0 #B06B23 #69B023
monochromatic
#0F0F4A #1A197D #2423B0 #3A39D8 #6D6CE2

Accessibility & contrast

On white

10.81
#2423B0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.94
#2423B0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2423B0
10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##2423B0#FFFFFF#000000##FFFFFF
##2423B01.0010.811.9410.81
#FFFFFF10.811.0021.001.00
#0000001.9421.001.0021.00
##FFFFFF10.811.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0044B4
Deuteranopia (green-blind)
#0036AE
Tritanopia (blue-blind)
#004F6A
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #2423b0;
/* rgb */ color: rgb(36, 35, 176);
/* oklch */ color: oklch(38.2% 0.211 270.8);
Tailwind
colors: {
  custom: {
    50: '#7961c9',
    500: '#2423b0',
    950: '#000000',
  },
}
SCSS
$custom: #2423b0;
$custom-light: #7961c9;
$custom-dark: #000000;
JSON
{
  "hex": "#2423b0",
  "rgb": {
    "r": 36,
    "g": 35,
    "b": 176
  },
  "hsl": {
    "h": 240.426,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.38225,
    "c": 0.2107,
    "h": 270.8
  },
  "luminance": 0.04712
}

Semantic roles & 50–950 ramp

primary
#2423B0
secondary
#C7C867
accent
#EA3EE9
background
#F8F5FC
surface
#EFEAF8
border
#CAC6D1
text
#0B0513
muted
#7C7982

Preview Lab

Preview with #2423B0

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

Preview Lab → · Contrast checker → · Palette generator →

#2423B0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva