Skip to content

#212DB0 Color

#212DB0 is rgb(33, 45, 176) in RGB, hsl(235, 68%, 41%) in HSL, and about cmyk(81%, 74%, 0%, 31%) in CMYK. It has no registered color name of its own — the closest is Persian Blue (#1C39BB), clearly related but distinguishable side by side at ΔE 5.57. White text is the more readable choice on this background.

#212DB0
HEX#212DB0
RGBrgb(33, 45, 176)
HSLhsl(235, 68%, 41%)
HSVhsv(235, 81%, 69%)
CMYKcmyk(81%, 74%, 0%, 31%)
OKLCHoklch(39.4% 0.202 269.1)
LABlab(26.31% 34.67 -71.80)
LCHlch(26.31% 79.74 295.77)

What #212DB0 Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #212DB0, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Persian Blue#1C39BBΔE 5.57Samsung Blue#12279EΔE 6.77Imperial Blue#002395ΔE 9.88Egyptian Blue#1034A6ΔE 10.79Blue (Pantone)#0018A8ΔE 10.86Phthalo Blue#000F89ΔE 12.7

Browse the full index of named colors A-Z or every blue in the library.

#212DB0 Channel Values

How #212DB0 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 33 · G 45 · B 1768-bit channels as sent to the display
HSLH 235° · S 68% · L 41%Easiest model for building lighter and darker variants
HSVH 235° · S 81% · V 69%Matches the picker in most design tools
CMYKC 81% · M 74% · Y 0% · K 31%Approximate ink mix; confirm with an ICC profile before printing
Luminance10.16:1 vs white · 2.07:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #212DB0 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text10.16:1AA normal AA large AAA normal
Fails AABlack text2.07:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #212DB0 in the contrast checker.

Colors That Go With #212DB0

Pairings derived from color-wheel relationships. The complementary color sits opposite #212DB0; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#212DB0
Complementary
#B0A421
Analogous
#2174B0
Analogous
#5D21B0
Triadic
#B0212D
Triadic
#2DB021
Split comp.
#B05D21
Split comp.
#74B021

Tints & Shades of #212DB0

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#2836D2
#4753DC
#6973E2
#9097EA
#B2B7F0
#D4D7F7

Shades

#1D289A
#182181
#141C6B
#101656
#0C1140
#070A27

Want a full 50-950 ramp with semantic roles? Generate design tokens from #212DB0.

How #212DB0 Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#212DB0
Protanopia#2B2BB0
Protanomaly#272CB0
Deuteranopia#2929B0
Deuteranomaly#262BB0
Tritanopia#004F4F
Tritanomaly#004481
Achromatopsia#414141

Test a full palette in the color blindness simulator.

Using #212DB0 in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-212db0: #212DB0;
CSS backgroundbackground-color: #212DB0;
Tailwind configcolors: { 'color-212db0': '#212DB0' }
SwiftUIColor(red: 0.129, green: 0.176, blue: 0.690)
Android XML<color name="color_212db0">#212DB0</color>
SVG fillfill="#212DB0"

More Blue Colors

#212DB0 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#212DB0 Frequently Asked Questions

What color is #212DB0?

#212DB0 is a mid-tone blue — rgb(33, 45, 176) in RGB and hsl(235, 68%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Persian Blue (#1C39BB), which is clearly related but distinguishable side by side at a CIE76 distance of 5.57.

What is the RGB value of #212DB0?

#212DB0 is rgb(33, 45, 176) — red 33, green 45, and blue 176 on the 0-255 scale.

What is the CMYK value of #212DB0?

#212DB0 converts to approximately cmyk(81%, 74%, 0%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #212DB0 be black or white?

White text is the more readable choice. #212DB0 scores 10.16:1 against white and 2.07:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #212DB0 as a CSS color keyword?

No. #212DB0 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is darkblue (#00008B) at a CIE76 distance of 15.96, which is visibly different.

Open #212DB0 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.