#121056#121056

#121056 is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 23.9% C 0.120 H 273.7°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#121056
RGB	rgb(18, 16, 86)
HSL	hsl(242, 69%, 20%)
HSV	hsv(242, 81%, 34%)
CMYK	cmyk(79.1%, 81.4%, 0%, 66.3%)
CIE-LAB	lab(10.34, 27.07, -41.44)
CIE-LCH	lch(10.34, 49.50, 303.16°)
OKLab	oklab(23.87% 0.0077 -0.1199)
OKLCH	oklch(23.87% 0.12 273.7)
XYZ	xyz(2.1139, 1.1709, 8.9169)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121056 #545610

analogous

#103156 #121056 #351056

triadic

#121056 #561210 #105612

tetradic

#121056 #561031 #545610 #105635

square

#121056 #561031 #545610 #105635

split-complementary

#121056 #563510 #315610

monochromatic

#05051A #070622 #121056 #1D1A8A #2823BD

Accessibility & contrast

On white

17.02

#121056 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#121056 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121056

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121056	#FFFFFF	#000000	##FFFFFF
##121056	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F58

Deuteranopia (green-blind)

#001955

Tritanopia (blue-blind)

#002532

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #121056;
/* rgb */ color: rgb(18, 16, 86);
/* oklch */ color: oklch(23.9% 0.120 273.7);

Tailwind

colors: {
  custom: {
    50: '#5d4f87',
    500: '#121056',
    950: '#000000',
  },
}

SCSS

$custom: #121056;
$custom-light: #5d4f87;
$custom-dark: #000000;

JSON

{
  "hex": "#121056",
  "rgb": {
    "r": 18,
    "g": 16,
    "b": 86
  },
  "hsl": {
    "h": 241.714,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.23869,
    "c": 0.12013,
    "h": 273.7
  },
  "luminance": 0.01171
}

Semantic roles & 50–950 ramp

primary

#121056

secondary

#8D8F32

accent

#EB3CE6

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #121056

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

Preview Lab → · Contrast checker → · Palette generator →