#121C46#121C46

#121C46 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.6% C 0.080 H 269.6°. Best body text is #FFFFFF at 16.40:1 contrast (WCAG AA passes).

Color values

HEX	#121C46
RGB	rgb(18, 28, 70)
HSL	hsl(228, 59%, 17%)
HSV	hsv(228, 74%, 27%)
CMYK	cmyk(74.3%, 60%, 0%, 72.5%)
CIE-LAB	lab(11.96, 11.99, -27.77)
CIE-LCH	lch(11.96, 30.24, 293.35°)
OKLab	oklab(24.56% -0.0006 -0.0798)
OKLCH	oklch(24.56% 0.08 269.6)
XYZ	xyz(1.7698, 1.4011, 5.9703)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121C46 #463C12

analogous

#123646 #121C46 #221246

triadic

#121C46 #46121C #1C4612

tetradic

#121C46 #461236 #463C12 #124622

square

#121C46 #461236 #463C12 #124622

split-complementary

#121C46 #462212 #364612

monochromatic

#060A18 #060A18 #121C46 #1F2F77 #2B43A7

Accessibility & contrast

On white

16.40

#121C46 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#121C46 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121C46

16.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121C46	#FFFFFF	#000000	##FFFFFF
##121C46	1.00	16.40	1.28	16.40
#FFFFFF	16.40	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#022247

Deuteranopia (green-blind)

#001D45

Tritanopia (blue-blind)

#00262D

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #121c46;
/* rgb */ color: rgb(18, 28, 70);
/* oklch */ color: oklch(24.6% 0.080 269.6);

Tailwind

colors: {
  custom: {
    50: '#57577a',
    500: '#121c46',
    950: '#000000',
  },
}

SCSS

$custom: #121c46;
$custom-light: #57577a;
$custom-dark: #000000;

JSON

{
  "hex": "#121c46",
  "rgb": {
    "r": 18,
    "g": 28,
    "b": 70
  },
  "hsl": {
    "h": 228.462,
    "s": 59.091,
    "l": 17.255
  },
  "oklch": {
    "l": 0.24558,
    "c": 0.07978,
    "h": 269.6
  },
  "luminance": 0.01401
}

Semantic roles & 50–950 ramp

primary

#121C46

secondary

#7F7135

accent

#C446E2

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #121C46

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

Preview Lab → · Contrast checker → · Palette generator →