#121744#121744

#121744 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.2% C 0.084 H 273.1°. Best body text is #FFFFFF at 17.05:1 contrast (WCAG AA passes).

Color values

HEX	#121744
RGB	rgb(18, 23, 68)
HSL	hsl(234, 58%, 17%)
HSV	hsv(234, 74%, 27%)
CMYK	cmyk(73.5%, 66.2%, 0%, 73.3%)
CIE-LAB	lab(10.25, 14.97, -29.15)
CIE-LCH	lch(10.25, 32.77, 297.19°)
OKLab	oklab(23.22% 0.0046 -0.0839)
OKLCH	oklch(23.22% 0.084 273.1)
XYZ	xyz(1.5989, 1.1586, 5.6071)
Luminance	0.0116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121744 #443F12

analogous

#123044 #121744 #261244

triadic

#121744 #441217 #174412

tetradic

#121744 #441230 #443F12 #124426

square

#121744 #441230 #443F12 #124426

split-complementary

#121744 #442612 #304412

monochromatic

#060818 #060818 #121744 #1F2774 #2C38A5

Accessibility & contrast

On white

17.05

#121744 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#121744 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121744

17.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121744	#FFFFFF	#000000	##FFFFFF
##121744	1.00	17.05	1.23	17.05
#FFFFFF	17.05	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E46

Deuteranopia (green-blind)

#001A43

Tritanopia (blue-blind)

#00222A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #121744;
/* rgb */ color: rgb(18, 23, 68);
/* oklch */ color: oklch(23.2% 0.084 273.1);

Tailwind

colors: {
  custom: {
    50: '#575378',
    500: '#121744',
    950: '#000000',
  },
}

SCSS

$custom: #121744;
$custom-light: #575378;
$custom-dark: #000000;

JSON

{
  "hex": "#121744",
  "rgb": {
    "r": 18,
    "g": 23,
    "b": 68
  },
  "hsl": {
    "h": 234,
    "s": 58.14,
    "l": 16.863
  },
  "oklch": {
    "l": 0.23219,
    "c": 0.08406,
    "h": 273.1
  },
  "luminance": 0.01159
}

Semantic roles & 50–950 ramp

primary

#121744

secondary

#7D7635

accent

#D246E1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030209

muted

#78787B

Preview Lab

Preview with #121744

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

Preview Lab → · Contrast checker → · Palette generator →