#12124A#12124A

#12124A is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.8% C 0.101 H 275.0°. Best body text is #FFFFFF at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#12124A
RGB	rgb(18, 18, 74)
HSL	hsl(240, 61%, 18%)
HSV	hsv(240, 76%, 29%)
CMYK	cmyk(75.7%, 75.7%, 0%, 71%)
CIE-LAB	lab(9.45, 21.12, -34.66)
CIE-LCH	lch(9.45, 40.58, 301.35°)
OKLab	oklab(22.82% 0.0087 -0.1001)
OKLCH	oklch(22.82% 0.101 275)
XYZ	xyz(1.7014, 1.0555, 6.5913)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12124A #4A4A12

analogous

#122E4A #12124A #2E124A

triadic

#12124A #4A1212 #124A12

tetradic

#12124A #4A122E #4A4A12 #124A2E

square

#12124A #4A122E #4A4A12 #124A2E

split-complementary

#12124A #4A2E12 #2E4A12

monochromatic

#060619 #060619 #12124A #1E1E7B #2A2AAC

Accessibility & contrast

On white

17.34

#12124A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#12124A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12124A

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12124A	#FFFFFF	#000000	##FFFFFF
##12124A	1.00	17.34	1.21	17.34
#FFFFFF	17.34	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D4C

Deuteranopia (green-blind)

#001849

Tritanopia (blue-blind)

#00212C

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #12124a;
/* rgb */ color: rgb(18, 18, 74);
/* oklch */ color: oklch(22.8% 0.101 275.0);

Tailwind

colors: {
  custom: {
    50: '#59507d',
    500: '#12124a',
    950: '#000000',
  },
}

SCSS

$custom: #12124a;
$custom-light: #59507d;
$custom-dark: #000000;

JSON

{
  "hex": "#12124a",
  "rgb": {
    "r": 18,
    "g": 18,
    "b": 74
  },
  "hsl": {
    "h": 240,
    "s": 60.87,
    "l": 18.039
  },
  "oklch": {
    "l": 0.22816,
    "c": 0.1005,
    "h": 275
  },
  "luminance": 0.01056
}

Semantic roles & 50–950 ramp

primary

#12124A

secondary

#838335

accent

#E444E4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #12124A

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

Preview Lab → · Contrast checker → · Palette generator →