#121644#121644

#121644 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.0% C 0.086 H 273.8°. Best body text is #FFFFFF at 17.16:1 contrast (WCAG AA passes).

Color values

HEX	#121644
RGB	rgb(18, 22, 68)
HSL	hsl(235, 58%, 17%)
HSV	hsv(235, 74%, 27%)
CMYK	cmyk(73.5%, 67.6%, 0%, 73.3%)
CIE-LAB	lab(9.95, 15.74, -29.64)
CIE-LCH	lch(9.95, 33.56, 297.97°)
OKLab	oklab(23% 0.0056 -0.0854)
OKLCH	oklch(23% 0.086 273.8)
XYZ	xyz(1.5794, 1.1196, 5.6006)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121644 #444012

analogous

#122F44 #121644 #271244

triadic

#121644 #441216 #164412

tetradic

#121644 #44122F #444012 #124427

square

#121644 #44122F #444012 #124427

split-complementary

#121644 #442712 #2F4412

monochromatic

#060818 #060818 #121644 #1F2674 #2C35A5

Accessibility & contrast

On white

17.16

#121644 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#121644 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121644

17.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121644	#FFFFFF	#000000	##FFFFFF
##121644	1.00	17.16	1.22	17.16
#FFFFFF	17.16	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E46

Deuteranopia (green-blind)

#001943

Tritanopia (blue-blind)

#00212A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #121644;
/* rgb */ color: rgb(18, 22, 68);
/* oklch */ color: oklch(23.0% 0.086 273.8);

Tailwind

colors: {
  custom: {
    50: '#575378',
    500: '#121644',
    950: '#000000',
  },
}

SCSS

$custom: #121644;
$custom-light: #575378;
$custom-dark: #000000;

JSON

{
  "hex": "#121644",
  "rgb": {
    "r": 18,
    "g": 22,
    "b": 68
  },
  "hsl": {
    "h": 235.2,
    "s": 58.14,
    "l": 16.863
  },
  "oklch": {
    "l": 0.22998,
    "c": 0.08555,
    "h": 273.8
  },
  "luminance": 0.0112
}

Semantic roles & 50–950 ramp

primary

#121644

secondary

#7D7735

accent

#D546E1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030209

muted

#78787B

Preview Lab

Preview with #121644

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

Preview Lab → · Contrast checker → · Palette generator →