Opal (#A8C3BC)

The hex code for Opal is #A8C3BC. It is rgb(168, 195, 188) in RGB, hsl(164, 18%, 71%) in HSL, and about cmyk(14%, 0%, 4%, 24%) in CMYK — a light green. Black text is the more readable choice on this background.

#A8C3BC

HEX#A8C3BC

RGBrgb(168, 195, 188)

HSLhsl(164, 18%, 71%)

HSVhsv(164, 14%, 76%)

CMYKcmyk(14%, 0%, 4%, 24%)

OKLCHoklch(79.5% 0.031 178.1)

LABlab(76.61% -10.52 0.29)

LCHlch(76.61% 10.52 178.41)

Colors Closest to Opal

Opal is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Ash Gray#B2BEB5ΔE 5.72 Cambridge Blue#A3C1ADΔE 7.03 Pastel Blue#AEC6CFΔE 8.62 Silver Sand#BFC1C2ΔE 10.08 Silver Foil#AFB1AEΔE 10.5 Gray (X11)#BEBEBEΔE 10.53

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

#A8C3BC Channel Values

How Opal 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 168 · G 195 · B 188	8-bit channels as sent to the display
HSL	H 164° · S 18% · L 71%	Easiest model for building lighter and darker variants
HSV	H 164° · S 14% · V 76%	Matches the picker in most design tools
CMYK	C 14% · M 0% · Y 4% · K 24%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.88:1 vs white · 11.2:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Opal 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 text1.88:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text11.2:1AA normal ✓AA large ✓AAA normal ✓

Need a specific ratio against another background? Open #A8C3BC in the contrast checker.

Colors That Go With Opal

Pairings derived from color-wheel relationships. The complementary color sits opposite Opal; 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 Opal

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 #A8C3BC.

How Opal 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#A8C3BC

Protanopia#BFBFBC

Protanomaly#B6C0BC

Deuteranopia#BBBBBD

Deuteranomaly#B3BEBC

Tritanopia#A9C2C2

Tritanomaly#A9C2C0

Achromatopsia#BDBDBD

Test a full palette in the color blindness simulator.

Using #A8C3BC in Code

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

CSS custom property--opal: #A8C3BC;

CSS backgroundbackground-color: #A8C3BC;

Tailwind configcolors: { 'opal': '#A8C3BC' }

SwiftUIColor(red: 0.659, green: 0.765, blue: 0.737)

Android XML<color name="opal">#A8C3BC</color>

SVG fillfill="#A8C3BC"

More Green Colors

Opal sits in the greenfamily. These are its neighbours across that family's full range, each with its own breakdown.

a8d44e a7fc00 a8e4a0 a7f432 a9ba9d a6fca6 aaf0d1 a6d608 acbf60 a4f4cf accdac a3ffe0 c1f9a2 d7f9d7 001f00 008443 00e070 0fff0f 228b22 33ff66 49796b 5fd85f 7ba05b 96f7e4

#A8C3BC Frequently Asked Questions

What is the hex code for Opal?

The hex code for Opal is #A8C3BC. That is rgb(168, 195, 188) in RGB, hsl(164, 18%, 71%) in HSL, and approximately cmyk(14%, 0%, 4%, 24%) in CMYK.

What is the RGB value of #A8C3BC?

#A8C3BC is rgb(168, 195, 188) — red 168, green 195, and blue 188 on the 0-255 scale.

What is the CMYK value of #A8C3BC?

#A8C3BC converts to approximately cmyk(14%, 0%, 4%, 24%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A8C3BC be black or white?

Black text is the more readable choice. #A8C3BC scores 1.88:1 against white and 11.2:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A8C3BC as a CSS color keyword?

No. #A8C3BC 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 silver (#C0C0C0) at a CIE76 distance of 10.58, which is visibly different.

Open Opal in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

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