#045D5A Color
#045D5A is rgb(4, 93, 90) in RGB, hsl(178, 92%, 19%) in HSL, and about cmyk(96%, 0%, 3%, 64%) in CMYK. It has no registered color name of its own — the closest is Peacock (#005F5F), below the threshold most people can see at ΔE 2.08. White text is the more readable choice on this background.
#045D5Argb(4, 93, 90)hsl(178, 92%, 19%)hsv(178, 96%, 36%)cmyk(96%, 0%, 3%, 64%)oklch(43.2% 0.073 190.9)lab(34.99% -24.66 -5.34)lch(34.99% 25.23 192.23)What #045D5A 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 #045D5A, 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.
#045D5A Channel Values
How #045D5A 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 4 · G 93 · B 90 | 8-bit channels as sent to the display |
| HSL | H 178° · S 92% · L 19% | Easiest model for building lighter and darker variants |
| HSV | H 178° · S 96% · V 36% | Matches the picker in most design tools |
| CMYK | C 96% · M 0% · Y 3% · K 64% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.72:1 vs white · 2.72:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #045D5A 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 #045D5A in the contrast checker.
Colors That Go With #045D5A
Pairings derived from color-wheel relationships. The complementary color sits opposite #045D5A; 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 #045D5A
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 #045D5A.
How #045D5A 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.
#045D5A#55555A#42585A#4D4D5B#3C545B#075D5D#065D5C#535353Using #045D5A in Code
Copy-ready declarations for the places this color usually ends up.
--color-045d5a: #045D5A;background-color: #045D5A;colors: { 'color-045d5a': '#045D5A' }Color(red: 0.016, green: 0.365, blue: 0.353)<color name="color_045d5a">#045D5A</color>fill="#045D5A"More Teal Colors
#045D5A sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#045D5A Frequently Asked Questions
What color is #045D5A?
#045D5A is a darkest teal — rgb(4, 93, 90) in RGB and hsl(178, 92%, 19%) in HSL. It carries no registered color name of its own; the closest named color is Peacock (#005F5F), which is below the threshold most people can see at a CIE76 distance of 2.08.
What is the RGB value of #045D5A?
#045D5A is rgb(4, 93, 90) — red 4, green 93, and blue 90 on the 0-255 scale.
What is the CMYK value of #045D5A?
#045D5A converts to approximately cmyk(96%, 0%, 3%, 64%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #045D5A be black or white?
White text is the more readable choice. #045D5A scores 7.72:1 against white and 2.72:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #045D5A as a CSS color keyword?
No. #045D5A 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 darkslategray (#2F4F4F) at a CIE76 distance of 13.06, which is visibly different.
Open #045D5A in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.