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#21697D Color

#21697D is rgb(33, 105, 125) in RGB, hsl(193, 58%, 31%) in HSL, and about cmyk(74%, 16%, 0%, 51%) in CMYK. It has no registered color name of its own — the closest is Teal Blue (#367588), clearly related but distinguishable side by side at ΔE 5.18. White text is the more readable choice on this background.

#21697D
HEX#21697D
RGBrgb(33, 105, 125)
HSLhsl(193, 58%, 31%)
HSVhsv(193, 74%, 49%)
CMYKcmyk(74%, 16%, 0%, 51%)
OKLCHoklch(48.6% 0.076 220.2)
LABlab(40.75% -17.49 -18.01)
LCHlch(40.75% 25.10 225.84)

What #21697D 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 #21697D, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

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

#21697D Channel Values

How #21697D 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 105 · B 1258-bit channels as sent to the display
HSLH 193° · S 58% · L 31%Easiest model for building lighter and darker variants
HSVH 193° · S 74% · V 49%Matches the picker in most design tools
CMYKC 74% · M 16% · Y 0% · K 51%Approximate ink mix; confirm with an ICC profile before printing
Luminance6.21:1 vs white · 3.38:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #21697D 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 text6.21:1AA normal AA large AAA normal
Fails AABlack text3.38:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #21697D in the contrast checker.

Colors That Go With #21697D

Pairings derived from color-wheel relationships. The complementary color sits opposite #21697D; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #21697D

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

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #21697D.

How #21697D 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#21697D
Protanopia#61617D
Protanomaly#4F647D
Deuteranopia#59597E
Deuteranomaly#49607E
Tritanopia#146C6C
Tritanomaly#1A6B73
Achromatopsia#616161

Test a full palette in the color blindness simulator.

Using #21697D in Code

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

CSS custom property--color-21697d: #21697D;
CSS backgroundbackground-color: #21697D;
Tailwind configcolors: { 'color-21697d': '#21697D' }
SwiftUIColor(red: 0.129, green: 0.412, blue: 0.490)
Android XML<color name="color_21697d">#21697D</color>
SVG fillfill="#21697D"

More Teal Colors

#21697D sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

#21697D Frequently Asked Questions

What color is #21697D?

#21697D is a dark teal — rgb(33, 105, 125) in RGB and hsl(193, 58%, 31%) in HSL. It carries no registered color name of its own; the closest named color is Teal Blue (#367588), which is clearly related but distinguishable side by side at a CIE76 distance of 5.18.

What is the RGB value of #21697D?

#21697D is rgb(33, 105, 125) — red 33, green 105, and blue 125 on the 0-255 scale.

What is the CMYK value of #21697D?

#21697D converts to approximately cmyk(74%, 16%, 0%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #21697D be black or white?

White text is the more readable choice. #21697D scores 6.21:1 against white and 3.38:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #21697D as a CSS color keyword?

No. #21697D 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 teal (#008080) at a CIE76 distance of 17.33, which is visibly different.

Open #21697D in a Tool

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