#121A28#121A28

#121A28 is a very dark, muted blue. Relative luminance 0.010; OKLCH L 21.7% C 0.030 H 261.3°. Best body text is #FFFFFF at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#121A28
RGB	rgb(18, 26, 40)
HSL	hsl(218, 38%, 11%)
HSV	hsv(218, 55%, 16%)
CMYK	cmyk(55%, 35%, 0%, 84.3%)
CIE-LAB	lab(9.16, 1.17, -10.69)
CIE-LCH	lch(9.16, 10.75, 276.25°)
OKLab	oklab(21.72% -0.0046 -0.0298)
OKLCH	oklch(21.72% 0.03 261.3)
XYZ	xyz(1.0017, 1.0205, 2.1513)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121A28 #282012

analogous

#122528 #121A28 #151228

triadic

#121A28 #28121A #1A2812

tetradic

#121A28 #281225 #282012 #122815

square

#121A28 #281225 #282012 #122815

split-complementary

#121A28 #281512 #252812

monochromatic

#090E15 #090E15 #121A28 #253552 #38517C

Accessibility & contrast

On white

17.44

#121A28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#121A28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121A28

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121A28	#FFFFFF	#000000	##FFFFFF
##121A28	1.00	17.44	1.20	17.44
#FFFFFF	17.44	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151B29

Deuteranopia (green-blind)

#121928

Tritanopia (blue-blind)

#0A1D1F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #121a28;
/* rgb */ color: rgb(18, 26, 40);
/* oklch */ color: oklch(21.7% 0.030 261.3);

Tailwind

colors: {
  custom: {
    50: '#515662',
    500: '#121a28',
    950: '#000000',
  },
}

SCSS

$custom: #121a28;
$custom-light: #515662;
$custom-dark: #000000;

JSON

{
  "hex": "#121a28",
  "rgb": {
    "r": 18,
    "g": 26,
    "b": 40
  },
  "hsl": {
    "h": 218.182,
    "s": 37.931,
    "l": 11.373
  },
  "oklch": {
    "l": 0.21723,
    "c": 0.03019,
    "h": 261.3
  },
  "luminance": 0.01021
}

Semantic roles & 50–950 ramp

primary

#121A28

secondary

#5F5037

accent

#A45ACE

background

#F4F5F5

surface

#E7E8EA

border

#C3C4C6

text

#020305

muted

#787879

Preview Lab

Preview with #121A28

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

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