#AACEFE
Closest named color: Baby Blue (#A2CFFE). oklch(84.2% 0.078 255.7), rgb(170, 206, 254).
Aa
Black text reads best on this color (12.96:1).
About this color
#AACEFE is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.078 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.009 away. Black text reads best on it, at 12.96:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.96:1 |
| White text | 1.61:1 |
Values
| HEX | #AACEFE |
| RGB | rgb(170, 206, 254) |
| HSL | hsl(214, 98%, 83%) |
| OKLCH | oklch(84.2% 0.078 255.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #AACEFE | 1.61:1 | Fails | Lc -31.3 | Non-text elements, placeholder text |
| Black text on #AACEFE | 12.96:1 | AAA | Lc 76.1 | Fine for body text |
| #AACEFE text on white | 1.61:1 | Fails | Lc 27.7 | Dividers and decoration only |
| #AACEFE text on black | 12.96:1 | AAA | Lc -75.2 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C7DBF6
oklch(88.5% 0.043 255.9)
-
Step 300
300 (this color)
#AACEFE
oklch(84.2% 0.078 255.7)
-
Step 400
400
#6AA3ED
oklch(70.7% 0.125 255.5)
-
Step 500
500
#408AE7
oklch(63.2% 0.158 255.6)
-
Step 600
600
#1A71D5
oklch(55.6% 0.173 255.7)
-
Step 700
700
#095EB9
oklch(49.1% 0.161 255.8)
-
Step 800
800
#0E4D96
oklch(42.7% 0.134 255.9)
-
Step 900
900
#154177
oklch(37.7% 0.104 255.6)
-
Step 950
950
#0E2746
oklch(27.1% 0.066 255.2)
#AACEFE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #BDD0FF | 0.025 |
| Deuteranopia (no green cones) | #B3C8FD | 0.018 |
| Tritanopia (no blue cones) | #90D8DE | 0.068 |
| Achromatopsia (no color) | #CBCBCB | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACEFE
#AACEFE
oklch(84.2% 0.078 255.7)
- #E9C592
#E9C592
oklch(84.2% 0.078 76)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #AACEFE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.009
- Light Periwinkle #C1C6FC ΔE 0.033
- Light Sky Blue #87CEFA ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.039
- Pastel Blue #A2BFFE ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.045
- Sky #82CAFC ΔE 0.046
- Sky Blue #87CEEB ΔE 0.050
Use #AACEFE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.