#40918F Color
#40918F is rgb(64, 145, 143) in RGB, hsl(179, 39%, 41%) in HSL, and about cmyk(56%, 0%, 1%, 43%) in CMYK. It has no registered color name of its own — the closest is Blue Lagoon (#4C9C9C), very hard to tell apart at ΔE 4.39. Black text is the more readable choice on this background.
#40918Frgb(64, 145, 143)hsl(179, 39%, 41%)hsv(179, 56%, 57%)cmyk(56%, 0%, 1%, 43%)oklch(60.6% 0.079 193.1)lab(55.18% -26.06 -6.85)lch(55.18% 26.94 194.72)What #40918F 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 #40918F, 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.
#40918F Channel Values
How #40918F 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 64 · G 145 · B 143 | 8-bit channels as sent to the display |
| HSL | H 179° · S 39% · L 41% | Easiest model for building lighter and darker variants |
| HSV | H 179° · S 56% · V 57% | Matches the picker in most design tools |
| CMYK | C 56% · M 0% · Y 1% · K 43% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 3.71:1 vs white · 5.66:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #40918F 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 #40918F in the contrast checker.
Colors That Go With #40918F
Pairings derived from color-wheel relationships. The complementary color sits opposite #40918F; 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 #40918F
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 #40918F.
How #40918F 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.
#40918F#87878F#718B8F#7D7D91#6A8690#419191#409190#858585Using #40918F in Code
Copy-ready declarations for the places this color usually ends up.
--color-40918f: #40918F;background-color: #40918F;colors: { 'color-40918f': '#40918F' }Color(red: 0.251, green: 0.569, blue: 0.561)<color name="color_40918f">#40918F</color>fill="#40918F"More Teal Colors
#40918F sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.
#40918F Frequently Asked Questions
What color is #40918F?
#40918F is a mid-tone teal — rgb(64, 145, 143) in RGB and hsl(179, 39%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Blue Lagoon (#4C9C9C), which is very hard to tell apart at a CIE76 distance of 4.39.
What is the RGB value of #40918F?
#40918F is rgb(64, 145, 143) — red 64, green 145, and blue 143 on the 0-255 scale.
What is the CMYK value of #40918F?
#40918F converts to approximately cmyk(56%, 0%, 1%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #40918F be black or white?
Black text is the more readable choice. #40918F scores 3.71:1 against white and 5.66:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #40918F as a CSS color keyword?
No. #40918F 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 darkcyan (#008B8B) at a CIE76 distance of 7.5, which is clearly related but distinguishable side by side.
Open #40918F in a Tool
Keep exploring: every teal in the color library, the guide to shades of teal, or the full color library.