#121A31#121A31

#121A31 is a very dark, muted blue. Relative luminance 0.011; OKLCH L 22.3% C 0.047 H 268.0°. Best body text is #FFFFFF at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#121A31
RGB	rgb(18, 26, 49)
HSL	hsl(225, 46%, 13%)
HSV	hsv(225, 63%, 19%)
CMYK	cmyk(63.3%, 46.9%, 0%, 80.8%)
CIE-LAB	lab(9.71, 4.72, -16.43)
CIE-LCH	lch(9.71, 17.09, 286.01°)
OKLab	oklab(22.33% -0.0016 -0.0465)
OKLCH	oklch(22.33% 0.047 268)
XYZ	xyz(1.1730, 1.0891, 3.0535)
Luminance	0.0109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121A31 #312912

analogous

#122931 #121A31 #191231

triadic

#121A31 #31121A #1A3112

tetradic

#121A31 #311229 #312912 #123119

square

#121A31 #311229 #312912 #123119

split-complementary

#121A31 #311912 #293112

monochromatic

#080C16 #080C16 #121A31 #22325E #33498B

Accessibility & contrast

On white

17.24

#121A31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#121A31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121A31

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121A31	#FFFFFF	#000000	##FFFFFF
##121A31	1.00	17.24	1.22	17.24
#FFFFFF	17.24	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#111C32

Deuteranopia (green-blind)

#0D1A30

Tritanopia (blue-blind)

#041F23

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #121a31;
/* rgb */ color: rgb(18, 26, 49);
/* oklch */ color: oklch(22.3% 0.047 268.0);

Tailwind

colors: {
  custom: {
    50: '#525669',
    500: '#121a31',
    950: '#000000',
  },
}

SCSS

$custom: #121a31;
$custom-light: #525669;
$custom-dark: #000000;

JSON

{
  "hex": "#121a31",
  "rgb": {
    "r": 18,
    "g": 26,
    "b": 49
  },
  "hsl": {
    "h": 224.516,
    "s": 46.269,
    "l": 13.137
  },
  "oklch": {
    "l": 0.22331,
    "c": 0.04655,
    "h": 268
  },
  "luminance": 0.01089
}

Semantic roles & 50–950 ramp

primary

#121A31

secondary

#695C36

accent

#B452D6

background

#F4F5F6

surface

#E7E8EB

border

#C3C4C6

text

#020306

muted

#78787A

Preview Lab

Preview with #121A31

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

Preview Lab → · Contrast checker → · Palette generator →