#243E6E#243E6E

#243E6E is a dark, moderate blue. Relative luminance 0.049; OKLCH L 36.9% C 0.089 H 261.6°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#243E6E
RGB	rgb(36, 62, 110)
HSL	hsl(219, 51%, 29%)
HSV	hsv(219, 67%, 43%)
CMYK	cmyk(67.3%, 43.6%, 0%, 56.9%)
CIE-LAB	lab(26.58, 7.05, -30.85)
CIE-LCH	lch(26.58, 31.65, 282.88°)
OKLab	oklab(36.93% -0.013 -0.0879)
OKLCH	oklch(36.93% 0.089 261.6)
XYZ	xyz(5.2637, 4.9456, 15.4260)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E6E #6E5424

analogous

#24636E #243E6E #2F246E

triadic

#243E6E #6E243E #3E6E24

tetradic

#243E6E #6E2463 #6E5424 #246E2F

square

#243E6E #6E2463 #6E5424 #246E2F

split-complementary

#243E6E #6E2F24 #636E24

monochromatic

#080D17 #152440 #243E6E #33589C #4974C3

Accessibility & contrast

On white

10.56

#243E6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#243E6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E6E

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E6E	#FFFFFF	#000000	##FFFFFF
##243E6E	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#284370

Deuteranopia (green-blind)

#1D3C6D

Tritanopia (blue-blind)

#004950

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #243e6e;
/* rgb */ color: rgb(36, 62, 110);
/* oklch */ color: oklch(36.9% 0.089 261.6);

Tailwind

colors: {
  custom: {
    50: '#677298',
    500: '#243e6e',
    950: '#000000',
  },
}

SCSS

$custom: #243e6e;
$custom-light: #677298;
$custom-dark: #000000;

JSON

{
  "hex": "#243e6e",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 110
  },
  "hsl": {
    "h": 218.919,
    "s": 50.685,
    "l": 28.627
  },
  "oklch": {
    "l": 0.3693,
    "c": 0.08884,
    "h": 261.6
  },
  "luminance": 0.04946
}

Semantic roles & 50–950 ramp

primary

#243E6E

secondary

#A1834D

accent

#A94EDA

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080D

muted

#7A7B7E

Preview Lab

Preview with #243E6E

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

Preview Lab → · Contrast checker → · Palette generator →