#120B4B#120B4B

#120B4B is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.8% C 0.110 H 276.9°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#120B4B
RGB	rgb(18, 11, 75)
HSL	hsl(247, 74%, 17%)
HSV	hsv(247, 85%, 29%)
CMYK	cmyk(76%, 85.3%, 0%, 70.6%)
CIE-LAB	lab(7.91, 26.10, -37.88)
CIE-LCH	lch(7.91, 46.00, 304.57°)
OKLab	oklab(21.76% 0.0133 -0.1095)
OKLCH	oklch(21.76% 0.11 276.9)
XYZ	xyz(1.6387, 0.8758, 6.7379)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.30

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#120B4B #444B0B

analogous

#0B244B #120B4B #320B4B

triadic

#120B4B #4B120B #0B4B12

tetradic

#120B4B #4B0B24 #444B0B #0B4B32

square

#120B4B #4B0B24 #444B0B #0B4B32

split-complementary

#120B4B #4B320B #244B0B

monochromatic

#06041B #06041B #120B4B #1F1380 #2C1BB6

Accessibility & contrast

On white

17.87

#120B4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#120B4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #120B4B

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##120B4B	#FFFFFF	#000000	##FFFFFF
##120B4B	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4D

Deuteranopia (green-blind)

#00154A

Tritanopia (blue-blind)

#001E2B

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #120b4b;
/* rgb */ color: rgb(18, 11, 75);
/* oklch */ color: oklch(21.8% 0.110 276.9);

Tailwind

colors: {
  custom: {
    50: '#5a4b7e',
    500: '#120b4b',
    950: '#000000',
  },
}

SCSS

$custom: #120b4b;
$custom-light: #5a4b7e;
$custom-dark: #000000;

JSON

{
  "hex": "#120b4b",
  "rgb": {
    "r": 18,
    "g": 11,
    "b": 75
  },
  "hsl": {
    "h": 246.563,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.21759,
    "c": 0.11028,
    "h": 276.9
  },
  "luminance": 0.00876
}

Semantic roles & 50–950 ramp

primary

#120B4B

secondary

#7D872B

accent

#F137DD

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #120B4B

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

Preview Lab → · Contrast checker → · Palette generator →