#ACC0EC
Closest named color: Light Steel Blue (#B0C4DE). oklch(80.8% 0.066 265.8), rgb(172, 192, 236).
Aa
Black text reads best on this color (11.50:1).
About this color
#ACC0EC is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.066 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.026 away. Black text reads best on it, at 11.50:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.50:1 |
| White text | 1.82:1 |
Values
| HEX | #ACC0EC |
| RGB | rgb(172, 192, 236) |
| HSL | hsl(221, 63%, 80%) |
| OKLCH | oklch(80.8% 0.066 265.8) |
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 #ACC0EC | 1.82:1 | Fails | Lc -38.2 | Non-text elements, placeholder text |
| Black text on #ACC0EC | 11.50:1 | AAA | Lc 69.8 | Content text, not long reading |
| #ACC0EC text on white | 1.82:1 | Fails | Lc 34.1 | Non-text elements, placeholder text |
| #ACC0EC text on black | 11.50:1 | AAA | Lc -68.5 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F2
oklch(88.5% 0.036 266.7)
-
Step 300
300 (this color)
#ACC0EC
oklch(80.8% 0.066 265.8)
-
Step 400
400
#819FE3
oklch(70.7% 0.106 265.6)
-
Step 500
500
#6285DB
oklch(63% 0.136 265.9)
-
Step 600
600
#4A6DC9
oklch(55.6% 0.148 266.1)
-
Step 700
700
#3B5BAE
oklch(49.1% 0.138 265.7)
-
Step 800
800
#314B8D
oklch(42.8% 0.114 265.7)
-
Step 900
900
#2B3F70
oklch(37.7% 0.088 265.7)
-
Step 950
950
#192542
oklch(27% 0.057 265.8)
#ACC0EC 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) | #B2C3EE | 0.012 |
| Deuteranopia (no green cones) | #ACBDEB | 0.008 |
| Tritanopia (no blue cones) | #9BC9CF | 0.059 |
| Achromatopsia (no color) | #C0C0C0 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACC0EC
#ACC0EC
oklch(80.8% 0.066 265.8)
- #D3BE8F
#D3BE8F
oklch(80.8% 0.067 86.7)
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 #ACC0EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.026
- Pastel Blue #A2BFFE ΔE 0.029
- Cloudy Blue #ACC2D9 ΔE 0.030
- Light Blue Grey #B7C9E2 ΔE 0.035
- Light Periwinkle #C1C6FC ΔE 0.039
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.040
- Light Grey Blue #9DBCD4 ΔE 0.041
Use #ACC0EC 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.