#121A48#121A48

#121A48 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.086 H 271.1°. Best body text is #FFFFFF at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#121A48
RGB	rgb(18, 26, 72)
HSL	hsl(231, 60%, 18%)
HSV	hsv(231, 75%, 28%)
CMYK	cmyk(75%, 63.9%, 0%, 71.8%)
CIE-LAB	lab(11.52, 14.37, -29.88)
CIE-LCH	lch(11.52, 33.16, 295.68°)
OKLab	oklab(24.28% 0.0016 -0.086)
OKLCH	oklch(24.28% 0.086 271.1)
XYZ	xyz(1.7882, 1.3351, 6.2931)
Luminance	0.0134 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121A48 #484012

analogous

#123548 #121A48 #251248

triadic

#121A48 #48121A #1A4812

tetradic

#121A48 #481235 #484012 #124825

square

#121A48 #481235 #484012 #124825

split-complementary

#121A48 #482512 #354812

monochromatic

#060918 #060918 #121A48 #1E2C79 #2A3DAA

Accessibility & contrast

On white

16.57

#121A48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#121A48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121A48

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121A48	#FFFFFF	#000000	##FFFFFF
##121A48	1.00	16.57	1.27	16.57
#FFFFFF	16.57	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214A

Deuteranopia (green-blind)

#001C47

Tritanopia (blue-blind)

#00252E

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #121a48;
/* rgb */ color: rgb(18, 26, 72);
/* oklch */ color: oklch(24.3% 0.086 271.1);

Tailwind

colors: {
  custom: {
    50: '#58567b',
    500: '#121a48',
    950: '#000000',
  },
}

SCSS

$custom: #121a48;
$custom-light: #58567b;
$custom-dark: #000000;

JSON

{
  "hex": "#121a48",
  "rgb": {
    "r": 18,
    "g": 26,
    "b": 72
  },
  "hsl": {
    "h": 231.111,
    "s": 60,
    "l": 17.647
  },
  "oklch": {
    "l": 0.24278,
    "c": 0.08604,
    "h": 271.1
  },
  "luminance": 0.01335
}

Semantic roles & 50–950 ramp

primary

#121A48

secondary

#817635

accent

#CC45E3

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040309

muted

#79787B

Preview Lab

Preview with #121A48

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

Preview Lab → · Contrast checker → · Palette generator →