#121053#121053

#121053 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.5% C 0.116 H 274.1°. Best body text is #FFFFFF at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#121053
RGB	rgb(18, 16, 83)
HSL	hsl(242, 68%, 19%)
HSV	hsv(242, 81%, 33%)
CMYK	cmyk(78.3%, 80.7%, 0%, 67.5%)
CIE-LAB	lab(9.98, 25.95, -39.99)
CIE-LCH	lch(9.98, 47.67, 302.99°)
OKLab	oklab(23.51% 0.0084 -0.1156)
OKLCH	oklch(23.51% 0.116 274.1)
XYZ	xyz(1.9956, 1.1235, 8.2936)
Luminance	0.0112 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121053 #515310

analogous

#103053 #121053 #341053

triadic

#121053 #531210 #105312

tetradic

#121053 #531030 #515310 #105334

square

#121053 #531030 #515310 #105334

split-complementary

#121053 #533410 #305310

monochromatic

#06051A #070620 #121053 #1D1A86 #2824BA

Accessibility & contrast

On white

17.15

#121053 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#121053 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121053

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121053	#FFFFFF	#000000	##FFFFFF
##121053	1.00	17.15	1.22	17.15
#FFFFFF	17.15	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F55

Deuteranopia (green-blind)

#001852

Tritanopia (blue-blind)

#002330

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #121053;
/* rgb */ color: rgb(18, 16, 83);
/* oklch */ color: oklch(23.5% 0.116 274.1);

Tailwind

colors: {
  custom: {
    50: '#5c4f84',
    500: '#121053',
    950: '#000000',
  },
}

SCSS

$custom: #121053;
$custom-light: #5c4f84;
$custom-dark: #000000;

JSON

{
  "hex": "#121053",
  "rgb": {
    "r": 18,
    "g": 16,
    "b": 83
  },
  "hsl": {
    "h": 241.791,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.23508,
    "c": 0.11595,
    "h": 274.1
  },
  "luminance": 0.01124
}

Semantic roles & 50–950 ramp

primary

#121053

secondary

#8A8D32

accent

#EB3DE5

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #121053

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

Preview Lab → · Contrast checker → · Palette generator →