#12143E#12143E

#12143E is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.0% C 0.079 H 275.7°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).

Color values

HEX	#12143E
RGB	rgb(18, 20, 62)
HSL	hsl(237, 55%, 16%)
HSV	hsv(237, 71%, 24%)
CMYK	cmyk(71%, 67.7%, 0%, 75.7%)
CIE-LAB	lab(8.79, 14.77, -27.27)
CIE-LCH	lch(8.79, 31.02, 298.44°)
OKLab	oklab(21.97% 0.0079 -0.0784)
OKLCH	oklch(21.97% 0.079 275.7)
XYZ	xyz(1.3688, 0.9766, 4.6729)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12143E #3E3C12

analogous

#122A3E #12143E #26123E

triadic

#12143E #3E1214 #143E12

tetradic

#12143E #3E122A #3E3C12 #123E26

square

#12143E #3E122A #3E3C12 #123E26

split-complementary

#12143E #3E2612 #2A3E12

monochromatic

#070818 #070818 #12143E #20236D #2E339D

Accessibility & contrast

On white

17.57

#12143E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#12143E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12143E

17.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12143E	#FFFFFF	#000000	##FFFFFF
##12143E	1.00	17.57	1.20	17.57
#FFFFFF	17.57	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3F

Deuteranopia (green-blind)

#00173D

Tritanopia (blue-blind)

#001E26

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #12143e;
/* rgb */ color: rgb(18, 20, 62);
/* oklch */ color: oklch(22.0% 0.079 275.7);

Tailwind

colors: {
  custom: {
    50: '#565174',
    500: '#12143e',
    950: '#000000',
  },
}

SCSS

$custom: #12143e;
$custom-light: #565174;
$custom-dark: #000000;

JSON

{
  "hex": "#12143e",
  "rgb": {
    "r": 18,
    "g": 20,
    "b": 62
  },
  "hsl": {
    "h": 237.273,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.21967,
    "c": 0.07883,
    "h": 275.7
  },
  "luminance": 0.00977
}

Semantic roles & 50–950 ramp

primary

#12143E

secondary

#777435

accent

#D849DE

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #12143E

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

Preview Lab → · Contrast checker → · Palette generator →