Palettes / Colors / #AACEFB
#AACEFB — Pale Vivid Blue
#AACEFB is a blue color we call Pale Vivid Blue, closest to the named color LightBlue (#ADD8E6). It belongs to the blue family.
Color name
Closest CSS keyword: lightblue (#ADD8E6) — not an exact match. CSS lightblue gives you #ADD8E6, a different color; use #AACEFB when you need this exact shade.
Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.
#AACEFB is a cool blue color associated with trust, calm and professionalism. It is light enough to work as a background or base color, with darker text on top.
Its strongest partner is its complement #FBD8AC; it also sits naturally between #ACF7FB and #B0ACFB. In the palettes below you can see it working alongside real color combinations from our collection.
Color values
| HEX | #AACEFB |
|---|---|
| RGB | 170, 206, 251 |
| HSL | 213°, 91%, 83% |
| HSV | 213°, 32%, 98% |
| CMYK | 32%, 18%, 0%, 2% |
| XYZ | 56.06, 59.65, 99.83 |
| Yxy | 59.65, 0.2601, 0.2768 |
| CIE-Lab | 81.65, -1.58, -25.93 |
| Hunter Lab | 77.24, -1.50, -27.80 |
RGB & CMYK percentages
Red 67% · Green 81% · Blue 98%
Cyan 32% · Magenta 18% · Yellow 0% · Key 2%
CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.
Previews
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CSS code for #AACEFB
.text { color: #AACEFB; }
.background { background-color: #AACEFB; }
.border { border: 3px solid #AACEFB; }
.text-rgb { color: rgb(170, 206, 251); }
.text-hsl { color: hsl(213, 91%, 83%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #AACEFB; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(170, 206, 251, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #AACEFB; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(170, 206, 251, 0.8); }
HTML: <p style="color:#AACEFB">Text here</p> · <div style="background-color:#AACEFB">Div content here</div>
Shades of #AACEFB
Tints of #AACEFB
Tones of #AACEFB
Color harmonies
Complementary — #FBD8AC:
Analogous:
Triadic:
Contrast & accessibility
| Against white text | 1.62:1 Fails |
|---|---|
| Against black text | 12.93:1 AAA |
Best text color on #AACEFB: #000000.
Semi-transparent (opacity) text on #AACEFB
Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:
Smaller body text shows the effect best.
Blended color: · Contrast against #AACEFB: ·
How #AACEFB looks with color blindness
Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:
Closest design-system colors
The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:
Palettes with a similar color
These palettes use a close neighbour of #AACEFB rather than the exact color:
Similar colors
The closest colors that actually appear in our palette collection — click any to open its page:
Browse neighbouring colors
Frequently asked questions
What color is #AACEFB?
#AACEFB is Pale Vivid Blue, a blue color (RGB 170, 206, 251). Its closest standard named color is LightBlue.
What is the RGB and HSL of #AACEFB?
#AACEFB is RGB 170, 206, 251 — HSL 213°, 91%, 83% — CMYK 32%, 18%, 0%, 2%.
What colors go with #AACEFB?
Its complement is #FBD8AC; analogous partners are #ACF7FB and #B0ACFB. It also appears in 6+ palettes in our collection.
Can I use #AACEFB for text?
Black text on #AACEFB has a contrast ratio of 12.93:1 (passes WCAG AA); white text gives 1.62:1.