#243E4D#243E4D

#243E4D is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.0% C 0.041 H 235.0°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#243E4D
RGB	rgb(36, 62, 77)
HSL	hsl(202, 36%, 22%)
HSV	hsv(202, 53%, 30%)
CMYK	cmyk(53.2%, 19.5%, 0%, 69.8%)
CIE-LAB	lab(24.81, -5.12, -12.20)
CIE-LCH	lch(24.81, 13.23, 247.24°)
OKLab	oklab(34.97% -0.0237 -0.0338)
OKLCH	oklch(34.97% 0.041 235)
XYZ	xyz(3.7893, 4.3559, 7.6608)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E4D #4D3324

analogous

#244D48 #243E4D #242A4D

triadic

#243E4D #4D243E #3E4D24

tetradic

#243E4D #48244D #4D3324 #2A4D24

square

#243E4D #48244D #4D3324 #2A4D24

split-complementary

#243E4D #4D242A #4D4824

monochromatic

#0A1115 #111C23 #243E4D #376077 #4B81A0

Accessibility & contrast

On white

11.22

#243E4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#243E4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E4D

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E4D	#FFFFFF	#000000	##FFFFFF
##243E4D	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373D4E

Deuteranopia (green-blind)

#31394D

Tritanopia (blue-blind)

#104243

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #243e4d;
/* rgb */ color: rgb(36, 62, 77);
/* oklch */ color: oklch(35.0% 0.041 235.0);

Tailwind

colors: {
  custom: {
    50: '#62737e',
    500: '#243e4d',
    950: '#000000',
  },
}

SCSS

$custom: #243e4d;
$custom-light: #62737e;
$custom-dark: #000000;

JSON

{
  "hex": "#243e4d",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 77
  },
  "hsl": {
    "h": 201.951,
    "s": 36.283,
    "l": 22.157
  },
  "oklch": {
    "l": 0.3497,
    "c": 0.04133,
    "h": 235
  },
  "luminance": 0.04356
}

Semantic roles & 50–950 ramp

primary

#243E4D

secondary

#805F4C

accent

#855CCC

background

#F5F6F7

surface

#EAECEE

border

#C6C7C9

text

#05080A

muted

#797B7C

Preview Lab

Preview with #243E4D

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

Preview Lab → · Contrast checker → · Palette generator →