#243E56#243E56

#243E56 is a dark, muted cyan. Relative luminance 0.045; OKLCH L 35.4% C 0.053 H 247.6°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#243E56
RGB	rgb(36, 62, 86)
HSL	hsl(209, 41%, 24%)
HSV	hsv(209, 58%, 34%)
CMYK	cmyk(58.1%, 27.9%, 0%, 66.3%)
CIE-LAB	lab(25.24, -1.97, -17.46)
CIE-LCH	lch(25.24, 17.57, 263.58°)
OKLab	oklab(35.44% -0.0201 -0.0489)
OKLCH	oklch(35.44% 0.053 247.6)
XYZ	xyz(4.1293, 4.4919, 9.4517)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E56 #563C24

analogous

#245655 #243E56 #242556

triadic

#243E56 #56243E #3E5624

tetradic

#243E56 #552456 #563C24 #255624

square

#243E56 #552456 #563C24 #255624

split-complementary

#243E56 #562425 #565524

monochromatic

#091016 #121F2B #243E56 #365D81 #487CAC

Accessibility & contrast

On white

11.06

#243E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#243E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E56

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E56	#FFFFFF	#000000	##FFFFFF
##243E56	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343F57

Deuteranopia (green-blind)

#2D3A56

Tritanopia (blue-blind)

#064446

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #243e56;
/* rgb */ color: rgb(36, 62, 86);
/* oklch */ color: oklch(35.4% 0.053 247.6);

Tailwind

colors: {
  custom: {
    50: '#637385',
    500: '#243e56',
    950: '#000000',
  },
}

SCSS

$custom: #243e56;
$custom-light: #637385;
$custom-dark: #000000;

JSON

{
  "hex": "#243e56",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 86
  },
  "hsl": {
    "h": 208.8,
    "s": 40.984,
    "l": 23.922
  },
  "oklch": {
    "l": 0.35441,
    "c": 0.05287,
    "h": 247.6
  },
  "luminance": 0.04492
}

Semantic roles & 50–950 ramp

primary

#243E56

secondary

#8A6A4C

accent

#9157D1

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#05080B

muted

#7A7B7C

Preview Lab

Preview with #243E56

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

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