#120C53#120C53

#120C53 is a very dark, vivid blue. Relative luminance 0.010; OKLCH L 22.9% C 0.120 H 275.0°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#120C53
RGB	rgb(18, 12, 83)
HSL	hsl(245, 75%, 19%)
HSV	hsv(245, 86%, 33%)
CMYK	cmyk(78.3%, 85.5%, 0%, 67.5%)
CIE-LAB	lab(9.12, 28.39, -41.40)
CIE-LCH	lch(9.12, 50.20, 304.44°)
OKLab	oklab(22.9% 0.0105 -0.1197)
OKLCH	oklch(22.9% 0.12 275)
XYZ	xyz(1.9417, 1.0159, 8.2757)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#120C53 #4D530C

analogous

#0C2953 #120C53 #350C53

triadic

#120C53 #53120C #0C5312

tetradic

#120C53 #530C29 #4D530C #0C5335

square

#120C53 #530C29 #4D530C #0C5335

split-complementary

#120C53 #53350C #29530C

monochromatic

#06041B #06041E #120C53 #1E1488 #291BBE

Accessibility & contrast

On white

17.45

#120C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#120C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #120C53

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##120C53	#FFFFFF	#000000	##FFFFFF
##120C53	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D55

Deuteranopia (green-blind)

#001652

Tritanopia (blue-blind)

#00222F

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #120c53;
/* rgb */ color: rgb(18, 12, 83);
/* oklch */ color: oklch(22.9% 0.120 275.0);

Tailwind

colors: {
  custom: {
    50: '#5d4c84',
    500: '#120c53',
    950: '#000000',
  },
}

SCSS

$custom: #120c53;
$custom-light: #5d4c84;
$custom-dark: #000000;

JSON

{
  "hex": "#120c53",
  "rgb": {
    "r": 18,
    "g": 12,
    "b": 83
  },
  "hsl": {
    "h": 245.07,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.22904,
    "c": 0.12019,
    "h": 275
  },
  "luminance": 0.01016
}

Semantic roles & 50–950 ramp

primary

#120C53

secondary

#868E2D

accent

#F136E2

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05010B

muted

#79777C

Preview Lab

Preview with #120C53

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

Preview Lab → · Contrast checker → · Palette generator →