#999DA8 Color

#999DA8 is rgb(153, 157, 168) in RGB, hsl(224, 8%, 63%) in HSL, and about cmyk(9%, 7%, 0%, 34%) in CMYK. It has no registered color name of its own — the closest is Manatee (#979AAA), very hard to tell apart at ΔE 2.9. Black text is the more readable choice on this background.

#999DA8

HEX#999DA8

RGBrgb(153, 157, 168)

HSLhsl(224, 8%, 63%)

HSVhsv(224, 9%, 66%)

CMYKcmyk(9%, 7%, 0%, 34%)

OKLCHoklch(69.6% 0.017 269.9)

LABlab(64.67% 0.17 -6.28)

LCHlch(64.67% 6.28 271.57)

What #999DA8 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 #999DA8, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Manatee#979AAAΔE 2.9 Cadet Gray#91A3B0ΔE 5.5 Aluminium#A9ACB6ΔE 5.72 Pewter#899499ΔE 5.84 Metallic Silver#A8A9ADΔE 6.13 Silver (Metallic)#AAA9ADΔE 6.48

Browse the full index of named colors A-Z or every gray in the library.

#999DA8 Channel Values

How #999DA8 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 153 · G 157 · B 168	8-bit channels as sent to the display
HSL	H 224° · S 8% · L 63%	Easiest model for building lighter and darker variants
HSV	H 224° · S 9% · V 66%	Matches the picker in most design tools
CMYK	C 9% · M 7% · Y 0% · K 34%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	2.71:1 vs white · 7.74:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #999DA8 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 text2.71:1AA normal AA large AAA normal

TextBlack text7.74:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #999DA8 in the contrast checker.

Colors That Go With #999DA8

Pairings derived from color-wheel relationships. The complementary color sits opposite #999DA8; 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 #999DA8

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 #999DA8.

How #999DA8 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#999DA8

Protanopia#9C9CA8

Protanomaly#9B9DA8

Deuteranopia#9C9CA8

Deuteranomaly#9B9CA8

Tritanopia#979E9E

Tritanomaly#989EA2

Achromatopsia#9D9D9D

Test a full palette in the color blindness simulator.

Using #999DA8 in Code

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

CSS custom property--color-999da8: #999DA8;

CSS backgroundbackground-color: #999DA8;

Tailwind configcolors: { 'color-999da8': '#999DA8' }

SwiftUIColor(red: 0.600, green: 0.616, blue: 0.659)

Android XML<color name="color_999da8">#999DA8</color>

SVG fillfill="#999DA8"

More Gray Colors

#999DA8 sits in the gray family. These are its neighbours across that family's full range, each with its own breakdown.

27272a d9d9d9 292524 d8d8d8 292929 d6d6d6 2a2d2f d6d3d1 2b2b2b d4d4d8 2e2e2e d4d4d4 353839 43494e 51484f 5c5c5c 6b6e70 796878 838996 8e8c84 a1a1a1 acacac bebebe d1d1d1

#999DA8 Frequently Asked Questions

What color is #999DA8?

#999DA8 is a light gray — rgb(153, 157, 168) in RGB and hsl(224, 8%, 63%) in HSL. It carries no registered color name of its own; the closest named color is Manatee (#979AAA), which is very hard to tell apart at a CIE76 distance of 2.9.

What is the RGB value of #999DA8?

#999DA8 is rgb(153, 157, 168) — red 153, green 157, and blue 168 on the 0-255 scale.

What is the CMYK value of #999DA8?

#999DA8 converts to approximately cmyk(9%, 7%, 0%, 34%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #999DA8 be black or white?

Black text is the more readable choice. #999DA8 scores 2.71:1 against white and 7.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #999DA8 as a CSS color keyword?

No. #999DA8 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 darkgray (#A9A9A9) at a CIE76 distance of 7.77, which is clearly related but distinguishable side by side.

Open #999DA8 in a Tool

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