Skip to content

#04191A Color

#04191A is rgb(4, 25, 26) in RGB, hsl(183, 73%, 6%) in HSL, and about cmyk(85%, 4%, 0%, 90%) in CMYK. It has no registered color name of its own — the closest is Rich Black (#010B13), clearly related but distinguishable side by side at ΔE 7.48. White text is the more readable choice on this background.

#04191A
HEX#04191A
RGBrgb(4, 25, 26)
HSLhsl(183, 73%, 6%)
HSVhsv(183, 85%, 10%)
CMYKcmyk(85%, 4%, 0%, 90%)
OKLCHoklch(19.7% 0.028 199.3)
LABlab(7.10% -7.40 -3.40)
LCHlch(7.10% 8.15 204.69)

What #04191A 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 #04191A, 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.

#04191A Channel Values

How #04191A 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 4 · G 25 · B 268-bit channels as sent to the display
HSLH 183° · S 73% · L 6%Easiest model for building lighter and darker variants
HSVH 183° · S 85% · V 10%Matches the picker in most design tools
CMYKC 85% · M 4% · Y 0% · K 90%Approximate ink mix; confirm with an ICC profile before printing
Luminance18.12:1 vs white · 1.16:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #04191A 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 text18.12:1AA normal AA large AAA normal
Fails AABlack text1.16:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #04191A in the contrast checker.

Colors That Go With #04191A

Pairings derived from color-wheel relationships. The complementary color sits opposite #04191A; 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 #04191A

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 #04191A.

How #04191A 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#04191A
Protanopia#16161A
Protanomaly#11181A
Deuteranopia#14141A
Deuteranomaly#0F161A
Tritanopia#041919
Tritanomaly#041919
Achromatopsia#161616

Test a full palette in the color blindness simulator.

Using #04191A in Code

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

CSS custom property--color-04191a: #04191A;
CSS backgroundbackground-color: #04191A;
Tailwind configcolors: { 'color-04191a': '#04191A' }
SwiftUIColor(red: 0.016, green: 0.098, blue: 0.102)
Android XML<color name="color_04191a">#04191A</color>
SVG fillfill="#04191A"

More Teal Colors

#04191A sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

#04191A Frequently Asked Questions

What color is #04191A?

#04191A is a darkest teal — rgb(4, 25, 26) in RGB and hsl(183, 73%, 6%) in HSL. It carries no registered color name of its own; the closest named color is Rich Black (#010B13), which is clearly related but distinguishable side by side at a CIE76 distance of 7.48.

What is the RGB value of #04191A?

#04191A is rgb(4, 25, 26) — red 4, green 25, and blue 26 on the 0-255 scale.

What is the CMYK value of #04191A?

#04191A converts to approximately cmyk(85%, 4%, 0%, 90%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #04191A be black or white?

White text is the more readable choice. #04191A scores 18.12:1 against white and 1.16:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #04191A as a CSS color keyword?

No. #04191A 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 black (#000000) at a CIE76 distance of 10.81, which is visibly different.

Open #04191A in a Tool

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