#243E6A#243E6A

#243E6A is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.7% C 0.083 H 260.3°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#243E6A
RGB	rgb(36, 62, 106)
HSL	hsl(218, 49%, 28%)
HSV	hsv(218, 66%, 42%)
CMYK	cmyk(66%, 41.5%, 0%, 58.4%)
CIE-LAB	lab(26.33, 5.51, -28.68)
CIE-LCH	lch(26.33, 29.21, 280.87°)
OKLab	oklab(36.66% -0.0139 -0.0815)
OKLCH	oklch(36.66% 0.083 260.3)
XYZ	xyz(5.0508, 4.8605, 14.3049)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E6A #6A5024

analogous

#24616A #243E6A #2D246A

triadic

#243E6A #6A243E #3E6A24

tetradic

#243E6A #6A2461 #6A5024 #246A2D

square

#243E6A #6A2461 #6A5024 #246A2D

split-complementary

#243E6A #6A2D24 #616A24

monochromatic

#080D17 #14233C #243E6A #345998 #4875C1

Accessibility & contrast

On white

10.65

#243E6A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#243E6A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E6A

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E6A	#FFFFFF	#000000	##FFFFFF
##243E6A	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B426C

Deuteranopia (green-blind)

#213B69

Tritanopia (blue-blind)

#00484F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #243e6a;
/* rgb */ color: rgb(36, 62, 106);
/* oklch */ color: oklch(36.7% 0.083 260.3);

Tailwind

colors: {
  custom: {
    50: '#667295',
    500: '#243e6a',
    950: '#000000',
  },
}

SCSS

$custom: #243e6a;
$custom-light: #667295;
$custom-dark: #000000;

JSON

{
  "hex": "#243e6a",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 106
  },
  "hsl": {
    "h": 217.714,
    "s": 49.296,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36659,
    "c": 0.08272,
    "h": 260.3
  },
  "luminance": 0.04861
}

Semantic roles & 50–950 ramp

primary

#243E6A

secondary

#9D7F4D

accent

#A64FD9

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #243E6A

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

Preview Lab → · Contrast checker → · Palette generator →