#218491 Color
#218491 is rgb(33, 132, 145) in RGB, hsl(187, 63%, 35%) in HSL, and about cmyk(77%, 9%, 0%, 43%) in CMYK. It has no registered color name of its own — the closest is Metallic Seaweed (#0A7E8C), very hard to tell apart at ΔE 2.66. Black text is the more readable choice on this background.
#218491rgb(33, 132, 145)hsl(187, 63%, 35%)hsv(187, 77%, 57%)cmyk(77%, 9%, 0%, 43%)oklch(56.5% 0.088 208.2)lab(50.21% -25.12 -15.50)lch(50.21% 29.52 211.67)What #218491 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 #218491, 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.
#218491 Channel Values
How #218491 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 33 · G 132 · B 145 | 8-bit channels as sent to the display |
| HSL | H 187° · S 63% · L 35% | Easiest model for building lighter and darker variants |
| HSV | H 187° · S 77% · V 57% | Matches the picker in most design tools |
| CMYK | C 77% · M 9% · Y 0% · K 43% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 4.4:1 vs white · 4.77:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #218491 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.
Need a specific ratio against another background? Open #218491 in the contrast checker.
Colors That Go With #218491
Pairings derived from color-wheel relationships. The complementary color sits opposite #218491; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #218491
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.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #218491.
How #218491 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.
#218491#7A7A91#627E91#6F6F92#5A7892#178686#1B858A#787878Using #218491 in Code
Copy-ready declarations for the places this color usually ends up.
--color-218491: #218491;background-color: #218491;colors: { 'color-218491': '#218491' }Color(red: 0.129, green: 0.518, blue: 0.569)<color name="color_218491">#218491</color>fill="#218491"More Teal Colors
#218491 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#218491 Frequently Asked Questions
What color is #218491?
#218491 is a dark teal — rgb(33, 132, 145) in RGB and hsl(187, 63%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Metallic Seaweed (#0A7E8C), which is very hard to tell apart at a CIE76 distance of 2.66.
What is the RGB value of #218491?
#218491 is rgb(33, 132, 145) — red 33, green 132, and blue 145 on the 0-255 scale.
What is the CMYK value of #218491?
#218491 converts to approximately cmyk(77%, 9%, 0%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #218491 be black or white?
Black text is the more readable choice. #218491 scores 4.4:1 against white and 4.77:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #218491 as a CSS color keyword?
No. #218491 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 8.67, which is clearly related but distinguishable side by side.
Open #218491 in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.