#120F5A#120F5A

#120F5A is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.2% C 0.127 H 273.3°. Best body text is #FFFFFF at 16.91:1 contrast (WCAG AA passes).

Color values

HEX	#120F5A
RGB	rgb(18, 15, 90)
HSL	hsl(242, 71%, 21%)
HSV	hsv(242, 83%, 35%)
CMYK	cmyk(80%, 83.3%, 0%, 64.7%)
CIE-LAB	lab(10.62, 29.15, -43.69)
CIE-LCH	lch(10.62, 52.52, 303.72°)
OKLab	oklab(24.21% 0.0072 -0.1264)
OKLCH	oklch(24.21% 0.127 273.3)
XYZ	xyz(2.2651, 1.2082, 9.7847)
Luminance	0.0121 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#120F5A #575A0F

analogous

#0F315A #120F5A #370F5A

triadic

#120F5A #5A120F #0F5A12

tetradic

#120F5A #5A0F31 #575A0F #0F5A37

square

#120F5A #5A0F31 #575A0F #0F5A37

split-complementary

#120F5A #5A370F #315A0F

monochromatic

#05041A #080626 #120F5A #1C188E #2720C3

Accessibility & contrast

On white

16.91

#120F5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#120F5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #120F5A

16.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##120F5A	#FFFFFF	#000000	##FFFFFF
##120F5A	1.00	16.91	1.24	16.91
#FFFFFF	16.91	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00205C

Deuteranopia (green-blind)

#001959

Tritanopia (blue-blind)

#002634

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #120f5a;
/* rgb */ color: rgb(18, 15, 90);
/* oklch */ color: oklch(24.2% 0.127 273.3);

Tailwind

colors: {
  custom: {
    50: '#5e4f8a',
    500: '#120f5a',
    950: '#000000',
  },
}

SCSS

$custom: #120f5a;
$custom-light: #5e4f8a;
$custom-dark: #000000;

JSON

{
  "hex": "#120f5a",
  "rgb": {
    "r": 18,
    "g": 15,
    "b": 90
  },
  "hsl": {
    "h": 242.4,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.2421,
    "c": 0.12663,
    "h": 273.3
  },
  "luminance": 0.01208
}

Semantic roles & 50–950 ramp

primary

#120F5A

secondary

#909431

accent

#EE3AE7

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #120F5A

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

Preview Lab → · Contrast checker → · Palette generator →