#121D34#121D34

#121D34 is a very dark, muted blue. Relative luminance 0.013; OKLCH L 23.4% C 0.047 H 263.8°. Best body text is #FFFFFF at 16.79:1 contrast (WCAG AA passes).

Color values

HEX	#121D34
RGB	rgb(18, 29, 52)
HSL	hsl(221, 49%, 14%)
HSV	hsv(221, 65%, 20%)
CMYK	cmyk(65.4%, 44.2%, 0%, 79.6%)
CIE-LAB	lab(10.96, 3.63, -16.63)
CIE-LCH	lch(10.96, 17.02, 282.31°)
OKLab	oklab(23.36% -0.0051 -0.0471)
OKLCH	oklch(23.36% 0.047 263.8)
XYZ	xyz(1.3084, 1.2552, 3.4215)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D34 #342912

analogous

#122E34 #121D34 #181234

triadic

#121D34 #34121D #1D3412

tetradic

#121D34 #34122E #342912 #123418

square

#121D34 #34122E #342912 #123418

split-complementary

#121D34 #341812 #2E3412

monochromatic

#080D17 #080D17 #121D34 #223661 #31508F

Accessibility & contrast

On white

16.79

#121D34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#121D34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D34

16.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D34	#FFFFFF	#000000	##FFFFFF
##121D34	1.00	16.79	1.25	16.79
#FFFFFF	16.79	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141F35

Deuteranopia (green-blind)

#0F1C34

Tritanopia (blue-blind)

#022226

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #121d34;
/* rgb */ color: rgb(18, 29, 52);
/* oklch */ color: oklch(23.4% 0.047 263.8);

Tailwind

colors: {
  custom: {
    50: '#53586b',
    500: '#121d34',
    950: '#000000',
  },
}

SCSS

$custom: #121d34;
$custom-light: #53586b;
$custom-dark: #000000;

JSON

{
  "hex": "#121d34",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 52
  },
  "hsl": {
    "h": 220.588,
    "s": 48.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.23358,
    "c": 0.04735,
    "h": 263.8
  },
  "luminance": 0.01255
}

Semantic roles & 50–950 ramp

primary

#121D34

secondary

#6C5B35

accent

#AC50D8

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #121D34

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

Preview Lab → · Contrast checker → · Palette generator →