#ACC5DC
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.2% 0.042 246.1), rgb(172, 197, 220).
Aa
Black text reads best on this color (11.77:1).
About this color
#ACC5DC is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.042 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.007 away. Black text reads best on it, at 11.77:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.77:1 |
| White text | 1.78:1 |
Values
| HEX | #ACC5DC |
| RGB | rgb(172, 197, 220) |
| HSL | hsl(209, 41%, 77%) |
| OKLCH | oklch(81.2% 0.042 246.1) |
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 #ACC5DC | 1.78:1 | Fails | Lc -36.9 | Non-text elements, placeholder text |
| Black text on #ACC5DC | 11.77:1 | AAA | Lc 70.9 | Content text, not long reading |
| #ACC5DC text on white | 1.78:1 | Fails | Lc 32.9 | Non-text elements, placeholder text |
| #ACC5DC text on black | 11.77:1 | AAA | Lc -69.7 | 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
#E3EBF2
oklch(93.6% 0.013 244.3)
-
Step 200
200
#CDDBE8
oklch(88.5% 0.023 246.1)
-
Step 300
300 (this color)
#ACC5DC
oklch(81.2% 0.042 246.1)
-
Step 400
400
#7EA5C9
oklch(70.7% 0.068 246.8)
-
Step 500
500
#5C8FBB
oklch(63.2% 0.086 245.8)
-
Step 600
600
#4178A7
oklch(55.6% 0.094 246.3)
-
Step 700
700
#32658F
oklch(49.1% 0.087 245.7)
-
Step 800
800
#2A5274
oklch(42.6% 0.073 246.2)
-
Step 900
900
#27445E
oklch(37.6% 0.057 247)
-
Step 950
950
#172837
oklch(26.9% 0.036 246.3)
#ACC5DC 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) | #BCC5DD | 0.021 |
| Deuteranopia (no green cones) | #B6C0DC | 0.018 |
| Tritanopia (no blue cones) | #9FCACC | 0.035 |
| Achromatopsia (no color) | #C2C2C2 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACC5DC
#ACC5DC
oklch(81.2% 0.042 246.1)
- #D5BDA5
#D5BDA5
oklch(81.2% 0.043 67.2)
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 #ACC5DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.007
- Cloudy Blue #ACC2D9 ΔE 0.008
- Light Blue Grey #B7C9E2 ΔE 0.020
- Light Cornflower Blue #98C1D9 ΔE 0.028
- Light Grey Blue #9DBCD4 ΔE 0.033
- Silver #C0C0C0 ΔE 0.043
- Sky Blue #87CEEB ΔE 0.045
- Baby Blue #A2CFFE ΔE 0.048
Use #ACC5DC 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.