#121355#121355

#121355 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.2% C 0.115 H 273.1°. Best body text is #FFFFFF at 16.80:1 contrast (WCAG AA passes).

Color values

HEX	#121355
RGB	rgb(18, 19, 85)
HSL	hsl(239, 65%, 20%)
HSV	hsv(239, 79%, 33%)
CMYK	cmyk(78.8%, 77.6%, 0%, 66.7%)
CIE-LAB	lab(10.92, 24.74, -39.80)
CIE-LCH	lch(10.92, 46.86, 301.87°)
OKLab	oklab(24.25% 0.0062 -0.1151)
OKLCH	oklch(24.25% 0.115 273.1)
XYZ	xyz(2.1215, 1.2500, 8.7220)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121355 #555412

analogous

#123555 #121355 #321255

triadic

#121355 #551213 #135512

tetradic

#121355 #551235 #555412 #125532

square

#121355 #551235 #555412 #125532

split-complementary

#121355 #553212 #355512

monochromatic

#050619 #070822 #121355 #1D1E88 #272ABA

Accessibility & contrast

On white

16.80

#121355 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#121355 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121355

16.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121355	#FFFFFF	#000000	##FFFFFF
##121355	1.00	16.80	1.25	16.80
#FFFFFF	16.80	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002157

Deuteranopia (green-blind)

#001A54

Tritanopia (blue-blind)

#002632

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #121355;
/* rgb */ color: rgb(18, 19, 85);
/* oklch */ color: oklch(24.2% 0.115 273.1);

Tailwind

colors: {
  custom: {
    50: '#5c5186',
    500: '#121355',
    950: '#000000',
  },
}

SCSS

$custom: #121355;
$custom-light: #5c5186;
$custom-dark: #000000;

JSON

{
  "hex": "#121355",
  "rgb": {
    "r": 18,
    "g": 19,
    "b": 85
  },
  "hsl": {
    "h": 239.104,
    "s": 65.049,
    "l": 20.196
  },
  "oklch": {
    "l": 0.24248,
    "c": 0.1153,
    "h": 273.1
  },
  "luminance": 0.0125
}

Semantic roles & 50–950 ramp

primary

#121355

secondary

#8E8C35

accent

#E640E8

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #121355

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

Preview Lab → · Contrast checker → · Palette generator →