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#1D99BF Color

#1D99BF is rgb(29, 153, 191) in RGB, hsl(194, 74%, 43%) in HSL, and about cmyk(85%, 20%, 0%, 25%) in CMYK. It has no registered color name of its own — the closest is Blue-green (#0D98BA), very hard to tell apart at ΔE 2.73. Black text is the more readable choice on this background.

#1D99BF
HEX#1D99BF
RGBrgb(29, 153, 191)
HSLhsl(194, 74%, 43%)
HSVhsv(194, 85%, 75%)
CMYKcmyk(85%, 20%, 0%, 25%)
OKLCHoklch(63.7% 0.114 224.9)
LABlab(58.29% -22.98 -29.44)
LCHlch(58.29% 37.34 232.02)

What #1D99BF 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 #1D99BF, 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.

#1D99BF Channel Values

How #1D99BF 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 29 · G 153 · B 1918-bit channels as sent to the display
HSLH 194° · S 74% · L 43%Easiest model for building lighter and darker variants
HSVH 194° · S 85% · V 75%Matches the picker in most design tools
CMYKC 85% · M 20% · Y 0% · K 25%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.3:1 vs white · 6.36:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #1D99BF 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.

Fails AAWhite text3.3:1AA normal AA large AAA normal
TextBlack text6.36:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #1D99BF in the contrast checker.

Colors That Go With #1D99BF

Pairings derived from color-wheel relationships. The complementary color sits opposite #1D99BF; 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 #1D99BF

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 #1D99BF.

How #1D99BF 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#1D99BF
Protanopia#8D8DBF
Protanomaly#7192BF
Deuteranopia#8080C0
Deuteranomaly#678BC0
Tritanopia#009E9E
Tritanomaly#009CAC
Achromatopsia#8D8D8D

Test a full palette in the color blindness simulator.

Using #1D99BF in Code

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

CSS custom property--color-1d99bf: #1D99BF;
CSS backgroundbackground-color: #1D99BF;
Tailwind configcolors: { 'color-1d99bf': '#1D99BF' }
SwiftUIColor(red: 0.114, green: 0.600, blue: 0.749)
Android XML<color name="color_1d99bf">#1D99BF</color>
SVG fillfill="#1D99BF"

More Teal Colors

#1D99BF sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

#1D99BF Frequently Asked Questions

What color is #1D99BF?

#1D99BF is a mid-tone teal — rgb(29, 153, 191) in RGB and hsl(194, 74%, 43%) in HSL. It carries no registered color name of its own; the closest named color is Blue-green (#0D98BA), which is very hard to tell apart at a CIE76 distance of 2.73.

What is the RGB value of #1D99BF?

#1D99BF is rgb(29, 153, 191) — red 29, green 153, and blue 191 on the 0-255 scale.

What is the CMYK value of #1D99BF?

#1D99BF converts to approximately cmyk(85%, 20%, 0%, 25%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #1D99BF be black or white?

Black text is the more readable choice. #1D99BF scores 3.3:1 against white and 6.36:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #1D99BF as a CSS color keyword?

No. #1D99BF 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 steelblue (#4682B4) at a CIE76 distance of 16.28, which is visibly different.

Open #1D99BF in a Tool

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