#243E72#243E72

#243E72 is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.2% C 0.095 H 262.7°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#243E72
RGB	rgb(36, 62, 114)
HSL	hsl(220, 52%, 29%)
HSV	hsv(220, 68%, 45%)
CMYK	cmyk(68.4%, 45.6%, 0%, 55.3%)
CIE-LAB	lab(26.83, 8.61, -32.99)
CIE-LCH	lch(26.83, 34.09, 284.62°)
OKLab	oklab(37.21% -0.0121 -0.0942)
OKLCH	oklch(37.21% 0.095 262.7)
XYZ	xyz(5.4864, 5.0347, 16.5990)
Luminance	0.0503 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E72 #725824

analogous

#246572 #243E72 #312472

triadic

#243E72 #72243E #3E7224

tetradic

#243E72 #722465 #725824 #247231

square

#243E72 #722465 #725824 #247231

split-complementary

#243E72 #723124 #657224

monochromatic

#070D17 #152543 #243E72 #3357A1 #4A74C6

Accessibility & contrast

On white

10.46

#243E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#243E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E72

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E72	#FFFFFF	#000000	##FFFFFF
##243E72	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254374

Deuteranopia (green-blind)

#193C71

Tritanopia (blue-blind)

#004A52

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #243e72;
/* rgb */ color: rgb(36, 62, 114);
/* oklch */ color: oklch(37.2% 0.095 262.7);

Tailwind

colors: {
  custom: {
    50: '#68729b',
    500: '#243e72',
    950: '#000000',
  },
}

SCSS

$custom: #243e72;
$custom-light: #68729b;
$custom-dark: #000000;

JSON

{
  "hex": "#243e72",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 114
  },
  "hsl": {
    "h": 220,
    "s": 52,
    "l": 29.412
  },
  "oklch": {
    "l": 0.37208,
    "c": 0.09496,
    "h": 262.7
  },
  "luminance": 0.05035
}

Semantic roles & 50–950 ramp

primary

#243E72

secondary

#A5884D

accent

#AC4CDB

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #243E72

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

Preview Lab → · Contrast checker → · Palette generator →