#AACCDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.7% 0.045 232.5), rgb(170, 204, 223).
Aa
Black text reads best on this color (12.41:1).
About this color
#AACCDF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.045 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.019 away. Black text reads best on it, at 12.41:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.41:1 |
| White text | 1.69:1 |
Values
| HEX | #AACCDF |
| RGB | rgb(170, 204, 223) |
| HSL | hsl(202, 45%, 77%) |
| OKLCH | oklch(82.7% 0.045 232.5) |
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 #AACCDF | 1.69:1 | Fails | Lc -33.9 | Non-text elements, placeholder text |
| Black text on #AACCDF | 12.41:1 | AAA | Lc 73.7 | Content text, not long reading |
| #AACCDF text on white | 1.69:1 | Fails | Lc 30.1 | Non-text elements, placeholder text |
| #AACCDF text on black | 12.41:1 | AAA | Lc -72.7 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#CADCE7
oklch(88.4% 0.025 234.5)
-
Step 300
300 (this color)
#AACCDF
oklch(82.7% 0.045 232.5)
-
Step 400
400
#72A9C6
oklch(70.7% 0.072 232.1)
-
Step 500
500
#4993B8
oklch(63.1% 0.092 232.6)
-
Step 600
600
#257DA4
oklch(55.7% 0.1 232.2)
-
Step 700
700
#16698C
oklch(49.1% 0.093 232.2)
-
Step 800
800
#175672
oklch(42.8% 0.077 232.2)
-
Step 900
900
#1B475C
oklch(37.7% 0.06 232.2)
-
Step 950
950
#112A36
oklch(27.1% 0.038 231.3)
#AACCDF 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) | #C3CBE0 | 0.032 |
| Deuteranopia (no green cones) | #BBC4DF | 0.029 |
| Tritanopia (no blue cones) | #9BD1D2 | 0.032 |
| Achromatopsia (no color) | #C7C7C7 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACCDF
#AACCDF
oklch(82.7% 0.045 232.5)
- #DFBFAC
#DFBFAC
oklch(82.7% 0.045 52.6)
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 #AACCDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.019
- Light Steel Blue #B0C4DE ΔE 0.022
- Cloudy Blue #ACC2D9 ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.032
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Sky Blue #87CEEB ΔE 0.039
- Celeste #A8DADC ΔE 0.040
- Baby Blue #A2CFFE ΔE 0.043
Use #AACCDF 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.