#243E5C#243E5C

#243E5C is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.8% C 0.062 H 253.0°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#243E5C
RGB	rgb(36, 62, 92)
HSL	hsl(212, 44%, 25%)
HSV	hsv(212, 61%, 36%)
CMYK	cmyk(60.9%, 32.6%, 0%, 63.9%)
CIE-LAB	lab(25.54, 0.22, -20.90)
CIE-LCH	lch(25.54, 20.90, 270.60°)
OKLab	oklab(35.78% -0.018 -0.0588)
OKLCH	oklch(35.78% 0.062 253)
XYZ	xyz(4.3813, 4.5927, 10.7787)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243E5C #5C4224

analogous

#245A5C #243E5C #26245C

triadic

#243E5C #5C243E #3E5C24

tetradic

#243E5C #5C245A #5C4224 #245C26

square

#243E5C #5C245A #5C4224 #245C26

split-complementary

#243E5C #5C2624 #5A5C24

monochromatic

#090F16 #132030 #243E5C #355C88 #4679B4

Accessibility & contrast

On white

10.95

#243E5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#243E5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243E5C

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243E5C	#FFFFFF	#000000	##FFFFFF
##243E5C	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32405D

Deuteranopia (green-blind)

#2A3A5B

Tritanopia (blue-blind)

#004549

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #243e5c;
/* rgb */ color: rgb(36, 62, 92);
/* oklch */ color: oklch(35.8% 0.062 253.0);

Tailwind

colors: {
  custom: {
    50: '#64738a',
    500: '#243e5c',
    950: '#000000',
  },
}

SCSS

$custom: #243e5c;
$custom-light: #64738a;
$custom-dark: #000000;

JSON

{
  "hex": "#243e5c",
  "rgb": {
    "r": 36,
    "g": 62,
    "b": 92
  },
  "hsl": {
    "h": 212.143,
    "s": 43.75,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35783,
    "c": 0.06152,
    "h": 253
  },
  "luminance": 0.04593
}

Semantic roles & 50–950 ramp

primary

#243E5C

secondary

#90704C

accent

#9854D3

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#06080B

muted

#7A7B7C

Preview Lab

Preview with #243E5C

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

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