#243E69#243E69

#243E69 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.081 H 259.9°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#243E69
RGB	rgb(36, 62, 105)
HSL	hsl(217, 49%, 28%)
HSV	hsv(217, 66%, 41%)
CMYK	cmyk(65.7%, 41%, 0%, 58.8%)
CIE-LAB	lab(26.27, 5.12, -28.14)
CIE-LCH	lch(26.27, 28.60, 280.32°)
OKLab	oklab(36.59% -0.0142 -0.0799)
OKLCH	oklch(36.59% 0.081 259.9)
XYZ	xyz(4.9991, 4.8398, 14.0326)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E69 #694F24

analogous

#246169 #243E69 #2C2469

triadic

#243E69 #69243E #3E6924

tetradic

#243E69 #692461 #694F24 #24692C

square

#243E69 #692461 #694F24 #24692C

split-complementary

#243E69 #692C24 #616924

monochromatic

#080D17 #14233B #243E69 #345997 #4775C0

Accessibility & contrast

On white

10.67

#243E69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#243E69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E69

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E69	#FFFFFF	#000000	##FFFFFF
##243E69	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B426B

Deuteranopia (green-blind)

#223B68

Tritanopia (blue-blind)

#00484E

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #243e69;
/* rgb */ color: rgb(36, 62, 105);
/* oklch */ color: oklch(36.6% 0.081 259.9);

Tailwind

colors: {
  custom: {
    50: '#667294',
    500: '#243e69',
    950: '#000000',
  },
}

SCSS

$custom: #243e69;
$custom-light: #667294;
$custom-dark: #000000;

JSON

{
  "hex": "#243e69",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 105
  },
  "hsl": {
    "h": 217.391,
    "s": 48.936,
    "l": 27.647
  },
  "oklch": {
    "l": 0.36593,
    "c": 0.0812,
    "h": 259.9
  },
  "luminance": 0.0484
}

Semantic roles & 50–950 ramp

primary

#243E69

secondary

#9C7E4D

accent

#A54FD8

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #243E69

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

Preview Lab → · Contrast checker → · Palette generator →