#121856#121856

#121856 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.3% C 0.110 H 271.4°. Best body text is #FFFFFF at 16.27:1 contrast (WCAG AA passes).

Color values

HEX	#121856
RGB	rgb(18, 24, 86)
HSL	hsl(235, 65%, 20%)
HSV	hsv(235, 79%, 34%)
CMYK	cmyk(79.1%, 72.1%, 0%, 66.3%)
CIE-LAB	lab(12.31, 21.65, -38.20)
CIE-LCH	lch(12.31, 43.91, 299.55°)
OKLab	oklab(25.28% 0.0027 -0.1104)
OKLCH	oklch(25.28% 0.11 271.4)
XYZ	xyz(2.2552, 1.4535, 8.9640)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121856 #565012

analogous

#123A56 #121856 #2E1256

triadic

#121856 #561218 #185612

tetradic

#121856 #56123A #565012 #12562E

square

#121856 #56123A #565012 #12562E

split-complementary

#121856 #562E12 #3A5612

monochromatic

#050719 #070A23 #121856 #1D2689 #2734BB

Accessibility & contrast

On white

16.27

#121856 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#121856 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121856

16.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121856	#FFFFFF	#000000	##FFFFFF
##121856	1.00	16.27	1.29	16.27
#FFFFFF	16.27	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002358

Deuteranopia (green-blind)

#001D55

Tritanopia (blue-blind)

#002934

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #121856;
/* rgb */ color: rgb(18, 24, 86);
/* oklch */ color: oklch(25.3% 0.110 271.4);

Tailwind

colors: {
  custom: {
    50: '#5c5586',
    500: '#121856',
    950: '#000000',
  },
}

SCSS

$custom: #121856;
$custom-light: #5c5586;
$custom-dark: #000000;

JSON

{
  "hex": "#121856",
  "rgb": {
    "r": 18,
    "g": 24,
    "b": 86
  },
  "hsl": {
    "h": 234.706,
    "s": 65.385,
    "l": 20.392
  },
  "oklch": {
    "l": 0.25283,
    "c": 0.11047,
    "h": 271.4
  },
  "luminance": 0.01454
}

Semantic roles & 50–950 ramp

primary

#121856

secondary

#8F8735

accent

#D93FE8

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05030B

muted

#79787C

Preview Lab

Preview with #121856

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

Preview Lab → · Contrast checker → · Palette generator →