#243C49#243C49

#243C49 is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.2% C 0.038 H 233.1°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#243C49
RGB	rgb(36, 60, 73)
HSL	hsl(201, 34%, 21%)
HSV	hsv(201, 51%, 29%)
CMYK	cmyk(50.7%, 17.8%, 0%, 71.4%)
CIE-LAB	lab(23.96, -5.17, -10.86)
CIE-LCH	lch(23.96, 12.03, 244.53°)
OKLab	oklab(34.23% -0.0226 -0.0301)
OKLCH	oklch(34.23% 0.038 233.1)
XYZ	xyz(3.5456, 4.0876, 6.9042)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243C49 #493124

analogous

#244944 #243C49 #242A49

triadic

#243C49 #49243C #3C4924

tetradic

#243C49 #442449 #493124 #2A4924

square

#243C49 #442449 #493124 #2A4924

split-complementary

#243C49 #49242A #494424

monochromatic

#0A1114 #101A20 #243C49 #385E72 #4C7F9B

Accessibility & contrast

On white

11.55

#243C49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#243C49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243C49

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243C49	#FFFFFF	#000000	##FFFFFF
##243C49	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363B4A

Deuteranopia (green-blind)

#313749

Tritanopia (blue-blind)

#144040

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #243c49;
/* rgb */ color: rgb(36, 60, 73);
/* oklch */ color: oklch(34.2% 0.038 233.1);

Tailwind

colors: {
  custom: {
    50: '#61717b',
    500: '#243c49',
    950: '#000000',
  },
}

SCSS

$custom: #243c49;
$custom-light: #61717b;
$custom-dark: #000000;

JSON

{
  "hex": "#243c49",
  "rgb": {
    "r": 36,
    "g": 60,
    "b": 73
  },
  "hsl": {
    "h": 201.081,
    "s": 33.945,
    "l": 21.373
  },
  "oklch": {
    "l": 0.34234,
    "c": 0.03759,
    "h": 233.1
  },
  "luminance": 0.04088
}

Semantic roles & 50–950 ramp

primary

#243C49

secondary

#7C5D4D

accent

#845ECA

background

#F5F6F7

surface

#EAECEE

border

#C6C7C9

text

#050709

muted

#797A7B

Preview Lab

Preview with #243C49

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

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