#121D33#121D33

#121D33 is a very dark, muted blue. Relative luminance 0.012; OKLCH L 23.3% C 0.046 H 263.1°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#121D33
RGB	rgb(18, 29, 51)
HSL	hsl(220, 48%, 14%)
HSV	hsv(220, 65%, 20%)
CMYK	cmyk(64.7%, 43.1%, 0%, 80%)
CIE-LAB	lab(10.89, 3.23, -16.01)
CIE-LCH	lch(10.89, 16.34, 281.40°)
OKLab	oklab(23.29% -0.0054 -0.0453)
OKLCH	oklch(23.29% 0.046 263.1)
XYZ	xyz(1.2862, 1.2462, 3.3041)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121D33 #332812

analogous

#122D33 #121D33 #171233

triadic

#121D33 #33121D #1D3312

tetradic

#121D33 #33122D #332812 #123317

square

#121D33 #33122D #332812 #123317

split-complementary

#121D33 #331712 #2D3312

monochromatic

#080D17 #080D17 #121D33 #223760 #32508D

Accessibility & contrast

On white

16.81

#121D33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#121D33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121D33

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121D33	#FFFFFF	#000000	##FFFFFF
##121D33	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141F34

Deuteranopia (green-blind)

#101C33

Tritanopia (blue-blind)

#022225

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #121d33;
/* rgb */ color: rgb(18, 29, 51);
/* oklch */ color: oklch(23.3% 0.046 263.1);

Tailwind

colors: {
  custom: {
    50: '#53586a',
    500: '#121d33',
    950: '#000000',
  },
}

SCSS

$custom: #121d33;
$custom-light: #53586a;
$custom-dark: #000000;

JSON

{
  "hex": "#121d33",
  "rgb": {
    "r": 18,
    "g": 29,
    "b": 51
  },
  "hsl": {
    "h": 220,
    "s": 47.826,
    "l": 13.529
  },
  "oklch": {
    "l": 0.23287,
    "c": 0.0456,
    "h": 263.1
  },
  "luminance": 0.01246
}

Semantic roles & 50–950 ramp

primary

#121D33

secondary

#6B5935

accent

#AA50D7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #121D33

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

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