#243D6D#243D6D

#243D6D is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.089 H 262.2°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX#243D6D
RGBrgb(36, 61, 109)
HSLhsl(219, 50%, 28%)
HSVhsv(219, 67%, 43%)
CMYKcmyk(67%, 44%, 0%, 57.3%)
CIE-LABlab(26.20, 7.35, -30.81)
CIE-LCHlch(26.20, 31.67, 283.43°)
OKLaboklab(36.62% -0.0121 -0.0878)
OKLCHoklch(36.62% 0.089 262.2)
XYZxyz(5.1556, 4.8162, 15.1230)
Luminance0.0482 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#243D6D #6D5424
analogous
#24616D #243D6D #2F246D
triadic
#243D6D #6D243D #3D6D24
tetradic
#243D6D #6D2461 #6D5424 #246D2F
square
#243D6D #6D2461 #6D5424 #246D2F
split-complementary
#243D6D #6D2F24 #616D24
monochromatic
#080D17 #15233F #243D6D #33579B #4972C3

Accessibility & contrast

On white

10.70
#243D6D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.96
#243D6D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243D6D
10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##243D6D#FFFFFF#000000##FFFFFF
##243D6D1.0010.701.9610.70
#FFFFFF10.701.0021.001.00
#0000001.9621.001.0021.00
##FFFFFF10.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#27426F
Deuteranopia (green-blind)
#1C3B6C
Tritanopia (blue-blind)
#00484F
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #243d6d;
/* rgb */ color: rgb(36, 61, 109);
/* oklch */ color: oklch(36.6% 0.089 262.2);
Tailwind
colors: {
  custom: {
    50: '#677297',
    500: '#243d6d',
    950: '#000000',
  },
}
SCSS
$custom: #243d6d;
$custom-light: #677297;
$custom-dark: #000000;
JSON
{
  "hex": "#243d6d",
  "rgb": {
    "r": 36,
    "g": 61,
    "b": 109
  },
  "hsl": {
    "h": 219.452,
    "s": 50.345,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3662,
    "c": 0.08861,
    "h": 262.2
  },
  "luminance": 0.04817
}

Semantic roles & 50–950 ramp

primary
#243D6D
secondary
#A0844D
accent
#AA4EDA
background
#F6F6F9
surface
#EBECF2
border
#C6C7CC
text
#06070D
muted
#7A7A7E

Preview Lab

Preview with #243D6D

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

Preview Lab → · Contrast checker → · Palette generator →

#243D6D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva