#ACD9FE
Closest named color: Baby Blue (#A2CFFE). oklch(86.6% 0.07 243.5), rgb(172, 217, 254).
Aa
Black text reads best on this color (14.11:1).
About this color
#ACD9FE is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.070 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.030 away. Black text reads best on it, at 14.11:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 14.11:1 |
| White text | 1.48:1 |
Values
| HEX | #ACD9FE |
| RGB | rgb(172, 217, 254) |
| HSL | hsl(207, 98%, 84%) |
| OKLCH | oklch(86.6% 0.07 243.5) |
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 #ACD9FE | 1.48:1 | Fails | Lc -26.0 | Dividers and decoration only |
| Black text on #ACD9FE | 14.11:1 | AAA | Lc 80.8 | Fine for body text |
| #ACD9FE text on white | 1.48:1 | Fails | Lc 22.9 | Dividers and decoration only |
| #ACD9FE text on black | 14.11:1 | AAA | Lc -80.3 | 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 200.
-
Step 50
50
#EFF7FD
oklch(97.2% 0.012 239.9)
-
Step 100
100
#DCECFA
oklch(93.5% 0.026 244.4)
-
Step 200
200 (this color)
#ACD9FE
oklch(86.6% 0.07 243.5)
-
Step 300
300
#8DC8F7
oklch(81% 0.09 243.2)
-
Step 400
400
#40A9F3
oklch(70.8% 0.144 243.5)
-
Step 500
500
#0091DE
oklch(63.1% 0.153 243.2)
-
Step 600
600
#007ABC
oklch(55.7% 0.136 243.3)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#005383
oklch(42.6% 0.105 243.8)
-
Step 900
900
#00456E
oklch(37.6% 0.092 243.7)
-
Step 950
950
#002944
oklch(27% 0.066 243.6)
#ACD9FE 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) | #CAD9FF | 0.037 |
| Deuteranopia (no green cones) | #BFD0FD | 0.031 |
| Tritanopia (no blue cones) | #92E2E5 | 0.057 |
| Achromatopsia (no color) | #D4D4D4 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACD9FE
#ACD9FE
oklch(86.6% 0.07 243.5)
- #F4CAA4
#F4CAA4
oklch(86.6% 0.069 63.9)
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 #ACD9FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.030
- Light Blue #ADD8E6 ΔE 0.033
- Powder Blue #B0E0E6 ΔE 0.044
- Light Blue Grey #B7C9E2 ΔE 0.048
- Celeste #A8DADC ΔE 0.050
- Light Sky Blue #87CEFA ΔE 0.053
- Light Periwinkle #C1C6FC ΔE 0.053
- Sky Blue #87CEEB ΔE 0.058
Use #ACD9FE 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.