#121841#121841

#121841 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.2% C 0.078 H 272.6°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#121841
RGB	rgb(18, 24, 65)
HSL	hsl(232, 57%, 16%)
HSV	hsv(232, 72%, 25%)
CMYK	cmyk(72.3%, 63.1%, 0%, 74.5%)
CIE-LAB	lab(10.28, 12.95, -26.98)
CIE-LCH	lch(10.28, 29.93, 295.64°)
OKLab	oklab(23.16% 0.0035 -0.0775)
OKLCH	oklch(23.16% 0.078 272.6)
XYZ	xyz(1.5299, 1.1634, 5.1439)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121841 #413B12

analogous

#123041 #121841 #241241

triadic

#121841 #411218 #184112

tetradic

#121841 #411230 #413B12 #124124

square

#121841 #411230 #413B12 #124124

split-complementary

#121841 #412412 #304112

monochromatic

#070918 #070918 #121841 #1F2A71 #2D3BA1

Accessibility & contrast

On white

17.03

#121841 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#121841 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121841

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121841	#FFFFFF	#000000	##FFFFFF
##121841	1.00	17.03	1.23	17.03
#FFFFFF	17.03	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E42

Deuteranopia (green-blind)

#001A40

Tritanopia (blue-blind)

#002229

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #121841;
/* rgb */ color: rgb(18, 24, 65);
/* oklch */ color: oklch(23.2% 0.078 272.6);

Tailwind

colors: {
  custom: {
    50: '#565476',
    500: '#121841',
    950: '#000000',
  },
}

SCSS

$custom: #121841;
$custom-light: #565476;
$custom-dark: #000000;

JSON

{
  "hex": "#121841",
  "rgb": {
    "r": 18,
    "g": 24,
    "b": 65
  },
  "hsl": {
    "h": 232.34,
    "s": 56.627,
    "l": 16.275
  },
  "oklch": {
    "l": 0.23161,
    "c": 0.07762,
    "h": 272.6
  },
  "luminance": 0.01164
}

Semantic roles & 50–950 ramp

primary

#121841

secondary

#7A7135

accent

#CC48E0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #121841

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

Preview Lab → · Contrast checker → · Palette generator →