#243451#243451

#243451 is a dark, muted blue. Relative luminance 0.034; OKLCH L 32.6% C 0.056 H 261.7°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#243451
RGB	rgb(36, 52, 81)
HSL	hsl(219, 38%, 23%)
HSV	hsv(219, 56%, 32%)
CMYK	cmyk(55.6%, 35.8%, 0%, 68.2%)
CIE-LAB	lab(21.67, 3.02, -19.72)
CIE-LCH	lch(21.67, 19.95, 278.70°)
OKLab	oklab(32.56% -0.0081 -0.0555)
OKLCH	oklch(32.56% 0.056 261.7)
XYZ	xyz(3.4403, 3.4249, 8.2628)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#243451 #514124

analogous

#244A51 #243451 #2A2451

triadic

#243451 #512434 #345124

tetradic

#243451 #51244A #514124 #24512A

square

#243451 #51244A #514124 #24512A

split-complementary

#243451 #512A24 #4A5124

monochromatic

#090E15 #111927 #243451 #374F7B #4A6AA6

Accessibility & contrast

On white

12.46

#243451 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#243451 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #243451

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##243451	#FFFFFF	#000000	##FFFFFF
##243451	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293652

Deuteranopia (green-blind)

#243250

Tritanopia (blue-blind)

#0F3A3E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #243451;
/* rgb */ color: rgb(36, 52, 81);
/* oklch */ color: oklch(32.6% 0.056 261.7);

Tailwind

colors: {
  custom: {
    50: '#626b82',
    500: '#243451',
    950: '#000000',
  },
}

SCSS

$custom: #243451;
$custom-light: #626b82;
$custom-dark: #000000;

JSON

{
  "hex": "#243451",
  "rgb": {
    "r": 36,
    "g": 52,
    "b": 81
  },
  "hsl": {
    "h": 218.667,
    "s": 38.462,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32564,
    "c": 0.05609,
    "h": 261.7
  },
  "luminance": 0.03425
}

Semantic roles & 50–950 ramp

primary

#243451

secondary

#85714C

accent

#A559CE

background

#F5F6F7

surface

#EAEBEE

border

#C6C6C9

text

#05060A

muted

#797A7C

Preview Lab

Preview with #243451

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

Preview Lab → · Contrast checker → · Palette generator →