Light Cobalt Blue (#88ACE0)

The hex code for Light Cobalt Blue is #88ACE0. It is rgb(136, 172, 224) in RGB, hsl(215, 59%, 71%) in HSL, and about cmyk(39%, 23%, 0%, 12%) in CMYK — a light blue. Black text is the more readable choice on this background.

#88ACE0

HEX#88ACE0

RGBrgb(136, 172, 224)

HSLhsl(215, 59%, 71%)

HSVhsv(215, 39%, 88%)

CMYKcmyk(39%, 23%, 0%, 12%)

OKLCHoklch(73.7% 0.086 257.5)

LABlab(69.16% -2.80 -30.56)

LCHlch(69.16% 30.69 264.76)

Colors Closest to Light Cobalt Blue

Light Cobalt Blue 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.

Vista Blue#7C9ED9ΔE 6.51 Iceberg#71A6D2ΔE 7.58 Little Boy Blue#6CA0DCΔE 8.07 Aero#7CB9E8ΔE 8.72 Blue-gray#6699CCΔE 9.03 Cerulean Frost#6D9BC3ΔE 10.09

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

#88ACE0 Channel Values

How Light Cobalt Blue 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 136 · G 172 · B 224	8-bit channels as sent to the display
HSL	H 215° · S 59% · L 71%	Easiest model for building lighter and darker variants
HSV	H 215° · S 39% · V 88%	Matches the picker in most design tools
CMYK	C 39% · M 23% · Y 0% · K 12%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	2.33:1 vs white · 9.02:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Light Cobalt Blue 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 text2.33:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text9.02:1AA normal ✓AA large ✓AAA normal ✓

Need a specific ratio against another background? Open #88ACE0 in the contrast checker.

Colors That Go With Light Cobalt Blue

Pairings derived from color-wheel relationships. The complementary color sits opposite Light Cobalt Blue; 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 Light Cobalt Blue

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 #88ACE0.

How Light Cobalt Blue 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#88ACE0

Protanopia#A7A7E0

Protanomaly#9BA9E0

Deuteranopia#A1A1E1

Deuteranomaly#98A6E0

Tritanopia#7DB4B4

Tritanomaly#81B1C7

Achromatopsia#AAAAAA

Test a full palette in the color blindness simulator.

Using #88ACE0 in Code

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

CSS custom property--light-cobalt-blue: #88ACE0;

CSS backgroundbackground-color: #88ACE0;

Tailwind configcolors: { 'light-cobalt-blue': '#88ACE0' }

SwiftUIColor(red: 0.533, green: 0.675, blue: 0.878)

Android XML<color name="light_cobalt_blue">#88ACE0</color>

SVG fillfill="#88ACE0"

More Blue Colors

Light Cobalt Blue sits in the bluefamily. These are its neighbours across that family's full range, each with its own breakdown.

897fc7 88a6cd 8a8aff 8896a5 8ba8b7 87d3f8 8c7af0 87cefa 8c92ac 85b4ff 8db0f2 8585ff a4c0f4 c4c3d0 e3e0f5 000057 003399 024a70 1164b4 1e90ff 2d14b8 3c69e7 5271ff 66b8ff

#88ACE0 Frequently Asked Questions

What is the hex code for Light Cobalt Blue?

The hex code for Light Cobalt Blue is #88ACE0. That is rgb(136, 172, 224) in RGB, hsl(215, 59%, 71%) in HSL, and approximately cmyk(39%, 23%, 0%, 12%) in CMYK.

What is the RGB value of #88ACE0?

#88ACE0 is rgb(136, 172, 224) — red 136, green 172, and blue 224 on the 0-255 scale.

What is the CMYK value of #88ACE0?

#88ACE0 converts to approximately cmyk(39%, 23%, 0%, 12%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #88ACE0 be black or white?

Black text is the more readable choice. #88ACE0 scores 2.33:1 against white and 9.02:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #88ACE0 as a CSS color keyword?

No. #88ACE0 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 lightskyblue (#87CEFA) at a CIE76 distance of 15.49, which is visibly different.

Open Light Cobalt Blue in a Tool

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