#243456#243456

#243456 is a dark, moderate blue. Relative luminance 0.035; OKLCH L 32.9% C 0.064 H 264.1°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX#243456
RGBrgb(36, 52, 86)
HSLhsl(221, 41%, 24%)
HSVhsv(221, 58%, 34%)
CMYKcmyk(58.1%, 39.5%, 0%, 66.3%)
CIE-LABlab(21.95, 4.86, -22.60)
CIE-LCHlch(21.95, 23.12, 282.13°)
OKLaboklab(32.88% -0.0066 -0.0639)
OKLCHoklch(32.88% 0.064 264.1)
XYZxyz(3.6347, 3.5027, 9.2868)
Luminance0.0350 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#243456 #564624
analogous
#244D56 #243456 #2D2456
triadic
#243456 #562434 #345624
tetradic
#243456 #56244D #564624 #24562D
square
#243456 #56244D #564624 #24562D
split-complementary
#243456 #562D24 #4D5624
monochromatic
#090D16 #121A2B #243456 #364E81 #4868AC

Accessibility & contrast

On white

12.35
#243456 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.70
#243456 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243456
12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##243456#FFFFFF#000000##FFFFFF
##2434561.0012.351.7012.35
#FFFFFF12.351.0021.001.00
#0000001.7021.001.0021.00
##FFFFFF12.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#263757
Deuteranopia (green-blind)
#203255
Tritanopia (blue-blind)
#093B41
Achromatopsia (no color)
#353535

Design tokens & code

CSS
--color: #243456;
/* rgb */ color: rgb(36, 52, 86);
/* oklch */ color: oklch(32.9% 0.064 264.1);
Tailwind
colors: {
  custom: {
    50: '#636b86',
    500: '#243456',
    950: '#000000',
  },
}
SCSS
$custom: #243456;
$custom-light: #636b86;
$custom-dark: #000000;
JSON
{
  "hex": "#243456",
  "rgb": {
    "r": 36,
    "g": 52,
    "b": 86
  },
  "hsl": {
    "h": 220.8,
    "s": 40.984,
    "l": 23.922
  },
  "oklch": {
    "l": 0.32877,
    "c": 0.06421,
    "h": 264.1
  },
  "luminance": 0.03503
}

Semantic roles & 50–950 ramp

primary
#243456
secondary
#8A764C
accent
#AA57D1
background
#F6F6F8
surface
#EBEBEF
border
#C6C6CA
text
#05060B
muted
#7A7A7C

Preview Lab

Preview with #243456

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

Preview Lab → · Contrast checker → · Palette generator →

#243456 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva