#243E5E#243E5E

#243E5E is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.9% C 0.064 H 254.4°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#243E5E
RGB	rgb(36, 62, 94)
HSL	hsl(213, 45%, 25%)
HSV	hsv(213, 62%, 37%)
CMYK	cmyk(61.7%, 34%, 0%, 63.1%)
CIE-LAB	lab(25.65, 0.96, -22.03)
CIE-LCH	lch(25.65, 22.05, 272.49°)
OKLab	oklab(35.9% -0.0173 -0.0621)
OKLCH	oklch(35.9% 0.064 254.4)
XYZ	xyz(4.4698, 4.6281, 11.2453)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E5E #5E4424

analogous

#245B5E #243E5E #27245E

triadic

#243E5E #5E243E #3E5E24

tetradic

#243E5E #5E245B #5E4424 #245E27

square

#243E5E #5E245B #5E4424 #245E27

split-complementary

#243E5E #5E2724 #5B5E24

monochromatic

#080F16 #132132 #243E5E #355B8A #4678B7

Accessibility & contrast

On white

10.91

#243E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#243E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E5E

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E5E	#FFFFFF	#000000	##FFFFFF
##243E5E	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#31405F

Deuteranopia (green-blind)

#293A5D

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #243e5e;
/* rgb */ color: rgb(36, 62, 94);
/* oklch */ color: oklch(35.9% 0.064 254.4);

Tailwind

colors: {
  custom: {
    50: '#64738c',
    500: '#243e5e',
    950: '#000000',
  },
}

SCSS

$custom: #243e5e;
$custom-light: #64738c;
$custom-dark: #000000;

JSON

{
  "hex": "#243e5e",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 94
  },
  "hsl": {
    "h": 213.103,
    "s": 44.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35901,
    "c": 0.06449,
    "h": 254.4
  },
  "luminance": 0.04628
}

Semantic roles & 50–950 ramp

primary

#243E5E

secondary

#92724C

accent

#9B53D4

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080C

muted

#7A7B7D

Preview Lab

Preview with #243E5E

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

Preview Lab → · Contrast checker → · Palette generator →