#121353#121353

#121353 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 24.0% C 0.112 H 273.3°. Best body text is #FFFFFF at 16.88:1 contrast (WCAG AA passes).

Color values

HEX	#121353
RGB	rgb(18, 19, 83)
HSL	hsl(239, 64%, 20%)
HSV	hsv(239, 78%, 33%)
CMYK	cmyk(78.3%, 77.1%, 0%, 67.5%)
CIE-LAB	lab(10.69, 23.96, -38.81)
CIE-LCH	lch(10.69, 45.61, 301.69°)
OKLab	oklab(24.02% 0.0065 -0.1122)
OKLCH	oklch(24.02% 0.112 273.3)
XYZ	xyz(2.0431, 1.2187, 8.3095)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121353 #535212

analogous

#123453 #121353 #321253

triadic

#121353 #531213 #135312

tetradic

#121353 #531234 #535212 #125332

square

#121353 #531234 #535212 #125332

split-complementary

#121353 #533212 #345312

monochromatic

#050619 #070721 #121353 #1D1F85 #282AB8

Accessibility & contrast

On white

16.88

#121353 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#121353 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121353

16.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121353	#FFFFFF	#000000	##FFFFFF
##121353	1.00	16.88	1.24	16.88
#FFFFFF	16.88	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002055

Deuteranopia (green-blind)

#001A52

Tritanopia (blue-blind)

#002531

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #121353;
/* rgb */ color: rgb(18, 19, 83);
/* oklch */ color: oklch(24.0% 0.112 273.3);

Tailwind

colors: {
  custom: {
    50: '#5c5184',
    500: '#121353',
    950: '#000000',
  },
}

SCSS

$custom: #121353;
$custom-light: #5c5184;
$custom-dark: #000000;

JSON

{
  "hex": "#121353",
  "rgb": {
    "r": 18,
    "g": 19,
    "b": 83
  },
  "hsl": {
    "h": 239.077,
    "s": 64.356,
    "l": 19.804
  },
  "oklch": {
    "l": 0.24017,
    "c": 0.11243,
    "h": 273.3
  },
  "luminance": 0.01219
}

Semantic roles & 50–950 ramp

primary

#121353

secondary

#8C8A35

accent

#E540E7

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #121353

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

Preview Lab → · Contrast checker → · Palette generator →