#121B21 Color

#121B21 is rgb(18, 27, 33) in RGB and hsl(204, 29%, 10%) in HSL. The closest CSS named color is Black. White text is most readable on this background.

#121B21

HEX#121B21

RGBrgb(18, 27, 33)

HSLhsl(204, 29%, 10%)

HSVhsv(204, 45%, 13%)

OKLCHoklch(21.6% 0.018 237.8)

CMYKcmyk(45%, 18%, 0%, 87%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #121B21 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text17.44:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.2:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #121B21 based on color wheel relationships. Click any swatch for its full breakdown.

Base#121B21 Complementary#211812 Analogous#12211F Analogous#121421 Triadic#21121B Triadic#1B2112

Tints & Shades

Lighter tints and darker shades of #121B21, useful for hover states, backgrounds, and text variants.

Tints

#2A3E4C #3F5E73 #57819E #7B9FB7 #A6BECE #CEDBE4

Shades

#10181E #0E161A #0D1317 #0D1317 #0B1014 #090D10

Use #121B21 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex