#121849#121849

#121849 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 23.9% C 0.091 H 272.2°. Best body text is #FFFFFF at 16.77:1 contrast (WCAG AA passes).

Color values

HEX	#121849
RGB	rgb(18, 24, 73)
HSL	hsl(233, 60%, 18%)
HSV	hsv(233, 75%, 29%)
CMYK	cmyk(75.3%, 67.1%, 0%, 71.4%)
CIE-LAB	lab(11.01, 16.31, -31.40)
CIE-LCH	lch(11.01, 35.38, 297.44°)
OKLab	oklab(23.93% 0.0036 -0.0905)
OKLCH	oklch(23.93% 0.091 272.2)
XYZ	xyz(1.7783, 1.2627, 6.4521)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121849 #494312

analogous

#123349 #121849 #281249

triadic

#121849 #491218 #184912

tetradic

#121849 #491233 #494312 #124928

square

#121849 #491233 #494312 #124928

split-complementary

#121849 #492812 #334912

monochromatic

#060819 #060819 #121849 #1E287A #2A38AB

Accessibility & contrast

On white

16.77

#121849 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#121849 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121849

16.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121849	#FFFFFF	#000000	##FFFFFF
##121849	1.00	16.77	1.25	16.77
#FFFFFF	16.77	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204B

Deuteranopia (green-blind)

#001B48

Tritanopia (blue-blind)

#00242D

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #121849;
/* rgb */ color: rgb(18, 24, 73);
/* oklch */ color: oklch(23.9% 0.091 272.2);

Tailwind

colors: {
  custom: {
    50: '#58547c',
    500: '#121849',
    950: '#000000',
  },
}

SCSS

$custom: #121849;
$custom-light: #58547c;
$custom-dark: #000000;

JSON

{
  "hex": "#121849",
  "rgb": {
    "r": 18,
    "g": 24,
    "b": 73
  },
  "hsl": {
    "h": 233.455,
    "s": 60.44,
    "l": 17.843
  },
  "oklch": {
    "l": 0.23931,
    "c": 0.09059,
    "h": 272.2
  },
  "luminance": 0.01263
}

Semantic roles & 50–950 ramp

primary

#121849

secondary

#827A35

accent

#D244E4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040209

muted

#79787B

Preview Lab

Preview with #121849

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

Preview Lab → · Contrast checker → · Palette generator →