#ACC3EA
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.3% 0.061 261), rgb(172, 195, 234).
Aa
Black text reads best on this color (11.74:1).
About this color
#ACC3EA is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.061 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.019 away. Black text reads best on it, at 11.74:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.74:1 |
| White text | 1.78:1 |
Values
| HEX | #ACC3EA |
| RGB | rgb(172, 195, 234) |
| HSL | hsl(218, 60%, 80%) |
| OKLCH | oklch(81.3% 0.061 261) |
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 #ACC3EA | 1.78:1 | Fails | Lc -37.1 | Non-text elements, placeholder text |
| Black text on #ACC3EA | 11.74:1 | AAA | Lc 70.8 | Content text, not long reading |
| #ACC3EA text on white | 1.78:1 | Fails | Lc 33.0 | Non-text elements, placeholder text |
| #ACC3EA text on black | 11.74:1 | AAA | Lc -69.6 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CDDAF0
oklch(88.5% 0.033 261)
-
Step 300
300 (this color)
#ACC3EA
oklch(81.3% 0.061 261)
-
Step 400
400
#7EA1DD
oklch(70.7% 0.097 260.9)
-
Step 500
500
#5D89D4
oklch(63.2% 0.124 260.5)
-
Step 600
600
#4471C1
oklch(55.6% 0.134 261)
-
Step 700
700
#355EA7
oklch(49% 0.126 261)
-
Step 800
800
#2D4D87
oklch(42.6% 0.104 261.3)
-
Step 900
900
#28416C
oklch(37.7% 0.08 260.6)
-
Step 950
950
#18263F
oklch(27% 0.051 261.4)
#ACC3EA 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) | #B6C5EC | 0.015 |
| Deuteranopia (no green cones) | #B0BFE9 | 0.011 |
| Tritanopia (no blue cones) | #9BCBD0 | 0.054 |
| Achromatopsia (no color) | #C2C2C2 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACC3EA
#ACC3EA
oklch(81.3% 0.061 261)
- #D6BE96
#D6BE96
oklch(81.2% 0.06 80.3)
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 #ACC3EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.024
- Light Blue Grey #B7C9E2 ΔE 0.027
- Pastel Blue #A2BFFE ΔE 0.036
- Baby Blue #A2CFFE ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.036
- Light Periwinkle #C1C6FC ΔE 0.039
- Light Grey Blue #9DBCD4 ΔE 0.040
Use #ACC3EA 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.