#ACD9EF
Closest named color: Light Blue (#ADD8E6). oklch(86.1% 0.056 229.3), rgb(172, 217, 239).
Aa
Black text reads best on this color (13.92:1).
About this color
#ACD9EF is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.056 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.012 away. Black text reads best on it, at 13.92:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.92:1 |
| White text | 1.50:1 |
Values
| HEX | #ACD9EF |
| RGB | rgb(172, 217, 239) |
| HSL | hsl(200, 68%, 81%) |
| OKLCH | oklch(86.1% 0.056 229.3) |
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 #ACD9EF | 1.50:1 | Fails | Lc -26.9 | Dividers and decoration only |
| Black text on #ACD9EF | 13.92:1 | AAA | Lc 80.0 | Fine for body text |
| #ACD9EF text on white | 1.50:1 | Fails | Lc 23.7 | Dividers and decoration only |
| #ACD9EF text on black | 13.92:1 | AAA | Lc -79.5 | 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
#EFF7FB
oklch(97.1% 0.01 228.9)
-
Step 100
100
#DCEDF5
oklch(93.6% 0.021 227.5)
-
Step 200
200 (this color)
#ACD9EF
oklch(86.1% 0.056 229.3)
-
Step 300
300
#90CAE6
oklch(80.9% 0.072 229.5)
-
Step 400
400
#43AEDA
oklch(70.8% 0.115 229.1)
-
Step 500
500
#0096C5
oklch(63% 0.125 229.4)
-
Step 600
600
#007EA6
oklch(55.5% 0.11 229.3)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900
#004861
oklch(37.6% 0.075 229.8)
-
Step 950
950
#002B3B
oklch(27% 0.053 228.8)
#ACD9EF 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) | #CED7F0 | 0.042 |
| Deuteranopia (no green cones) | #C4CFEF | 0.037 |
| Tritanopia (no blue cones) | #97DFE0 | 0.039 |
| Achromatopsia (no color) | #D2D2D2 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACD9EF
#ACD9EF
oklch(86.1% 0.056 229.3)
- #F1C7B1
#F1C7B1
oklch(86% 0.057 49.2)
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 #ACD9EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.012
- Powder Blue #B0E0E6 ΔE 0.027
- Celeste #A8DADC ΔE 0.029
- Light Blue Grey #B7C9E2 ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.047
- Sky Blue #87CEEB ΔE 0.053
- Light Steel Blue #B0C4DE ΔE 0.054
Use #ACD9EF 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.