#120A3F#120A3F

#120A3F is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.1% C 0.094 H 280.6°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#120A3F
RGB	rgb(18, 10, 63)
HSL	hsl(249, 73%, 14%)
HSV	hsv(249, 84%, 25%)
CMYK	cmyk(71.4%, 84.1%, 0%, 75.3%)
CIE-LAB	lab(6.36, 21.78, -31.95)
CIE-LCH	lch(6.36, 38.67, 304.28°)
OKLab	oklab(20.15% 0.0174 -0.0928)
OKLCH	oklch(20.15% 0.094 280.6)
XYZ	xyz(1.2549, 0.7045, 4.7715)
Luminance	0.0070 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Night Blue

#040348

ΔE00 3.58

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#120A3F #373F0A

analogous

#0A1D3F #120A3F #2D0A3F

triadic

#120A3F #3F120A #0A3F12

tetradic

#120A3F #3F0A1D #373F0A #0A3F2D

square

#120A3F #3F0A1D #373F0A #0A3F2D

split-complementary

#120A3F #3F2D0A #1D3F0A

monochromatic

#08041A #08041A #120A3F #211274 #301BA9

Accessibility & contrast

On white

18.40

#120A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#120A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #120A3F

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##120A3F	#FFFFFF	#000000	##FFFFFF
##120A3F	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001641

Deuteranopia (green-blind)

#00123E

Tritanopia (blue-blind)

#001924

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #120a3f;
/* rgb */ color: rgb(18, 10, 63);
/* oklch */ color: oklch(20.1% 0.094 280.6);

Tailwind

colors: {
  custom: {
    50: '#574a75',
    500: '#120a3f',
    950: '#000000',
  },
}

SCSS

$custom: #120a3f;
$custom-light: #574a75;
$custom-dark: #000000;

JSON

{
  "hex": "#120a3f",
  "rgb": {
    "r": 18,
    "g": 10,
    "b": 63
  },
  "hsl": {
    "h": 249.057,
    "s": 72.603,
    "l": 14.314
  },
  "oklch": {
    "l": 0.20147,
    "c": 0.09443,
    "h": 280.6
  },
  "luminance": 0.00705
}

Semantic roles & 50–950 ramp

primary

#120A3F

secondary

#707C29

accent

#EF38D4

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #120A3F

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

Preview Lab → · Contrast checker → · Palette generator →