#ACC1DA
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.3% 0.042 252.9), rgb(172, 193, 218).
Aa
Black text reads best on this color (11.39:1).
About this color
#ACC1DA is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.042 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.003 away. Black text reads best on it, at 11.39:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.39:1 |
| White text | 1.84:1 |
Values
| HEX | #ACC1DA |
| RGB | rgb(172, 193, 218) |
| HSL | hsl(213, 38%, 76%) |
| OKLCH | oklch(80.3% 0.042 252.9) |
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 #ACC1DA | 1.84:1 | Fails | Lc -38.8 | Non-text elements, placeholder text |
| Black text on #ACC1DA | 11.39:1 | AAA | Lc 69.3 | Content text, not long reading |
| #ACC1DA text on white | 1.84:1 | Fails | Lc 34.6 | Non-text elements, placeholder text |
| #ACC1DA text on black | 11.39:1 | AAA | Lc -67.9 | Content text, not long reading |
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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CFDAE9
oklch(88.5% 0.024 256.1)
-
Step 300
300 (this color)
#ACC1DA
oklch(80.3% 0.042 252.9)
-
Step 400
400
#83A4CA
oklch(70.8% 0.067 252.3)
-
Step 500
500
#638DBD
oklch(63.2% 0.086 252.4)
-
Step 600
600
#4976A9
oklch(55.6% 0.094 252.6)
-
Step 700
700
#3B6391
oklch(49.1% 0.087 253)
-
Step 800
800
#315176
oklch(42.8% 0.073 253)
-
Step 900
900
#2B435F
oklch(37.6% 0.057 253)
-
Step 950
950
#1A2738
oklch(26.9% 0.037 255.4)
#ACC1DA 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) | #B8C1DB | 0.016 |
| Deuteranopia (no green cones) | #B3BDD9 | 0.013 |
| Tritanopia (no blue cones) | #A0C6C9 | 0.036 |
| Achromatopsia (no color) | #BFBFBF | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACC1DA
#ACC1DA
oklch(80.3% 0.042 252.9)
- #D0BBA1
#D0BBA1
oklch(80.3% 0.043 73.1)
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 #ACC1DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.003
- Light Steel Blue #B0C4DE ΔE 0.011
- Light Cornflower Blue #98C1D9 ΔE 0.025
- Light Grey Blue #9DBCD4 ΔE 0.025
- Light Blue Grey #B7C9E2 ΔE 0.027
- Silver #C0C0C0 ΔE 0.043
- French Gray #ADB5BD ΔE 0.044
- Sky Blue #87CEEB ΔE 0.050
Use #ACC1DA 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.