#120F4C#120F4C

#120F4C is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.5% C 0.107 H 275.6°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#120F4C
RGB	rgb(18, 15, 76)
HSL	hsl(243, 67%, 18%)
HSV	hsv(243, 80%, 30%)
CMYK	cmyk(76.3%, 80.3%, 0%, 70.2%)
CIE-LAB	lab(8.92, 23.95, -36.91)
CIE-LCH	lch(8.92, 44.00, 302.98°)
OKLab	oklab(22.51% 0.0105 -0.1067)
OKLCH	oklch(22.51% 0.107 275.6)
XYZ	xyz(1.7244, 0.9919, 6.9367)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#120F4C #494C0F

analogous

#0F2A4C #120F4C #300F4C

triadic

#120F4C #4C120F #0F4C12

tetradic

#120F4C #4C0F2A #494C0F #0F4C30

square

#120F4C #4C0F2A #494C0F #0F4C30

split-complementary

#120F4C #4C300F #2A4C0F

monochromatic

#06051A #06051A #120F4C #1E197F #2A23B2

Accessibility & contrast

On white

17.52

#120F4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#120F4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #120F4C

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##120F4C	#FFFFFF	#000000	##FFFFFF
##120F4C	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4E

Deuteranopia (green-blind)

#00174B

Tritanopia (blue-blind)

#00202C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #120f4c;
/* rgb */ color: rgb(18, 15, 76);
/* oklch */ color: oklch(22.5% 0.107 275.6);

Tailwind

colors: {
  custom: {
    50: '#5a4e7f',
    500: '#120f4c',
    950: '#000000',
  },
}

SCSS

$custom: #120f4c;
$custom-light: #5a4e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#120f4c",
  "rgb": {
    "r": 18,
    "g": 15,
    "b": 76
  },
  "hsl": {
    "h": 242.951,
    "s": 67.033,
    "l": 17.843
  },
  "oklch": {
    "l": 0.2251,
    "c": 0.10719,
    "h": 275.6
  },
  "luminance": 0.00992
}

Semantic roles & 50–950 ramp

primary

#120F4C

secondary

#828631

accent

#EA3EE1

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #120F4C

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

Preview Lab → · Contrast checker → · Palette generator →