#A3ADCE
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.1% 0.049 271.9), rgb(163, 173, 206).
Aa
Black text reads best on this color (9.42:1).
About this color
#A3ADCE is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.049 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.039 away. Black text reads best on it, at 9.42:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.42:1 |
| White text | 2.22:1 |
Values
| HEX | #A3ADCE |
| RGB | rgb(163, 173, 206) |
| HSL | hsl(226, 30%, 72%) |
| OKLCH | oklch(75.1% 0.049 271.9) |
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 #A3ADCE | 2.22:1 | Fails | Lc -48.7 | Large or bold text, headings |
| Black text on #A3ADCE | 9.42:1 | AAA | Lc 60.1 | Content text, not long reading |
| #A3ADCE text on white | 2.22:1 | Fails | Lc 43.9 | Non-text elements, placeholder text |
| #A3ADCE text on black | 9.42:1 | AAA | Lc -58.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8EAF0
oklch(93.7% 0.008 271.3)
-
Step 200
200
#D5D9E5
oklch(88.6% 0.017 271.2)
-
Step 300
300
#B9C0D5
oklch(80.9% 0.031 271)
-
Step 400
400 (this color)
#A3ADCE
oklch(75.1% 0.049 271.9)
-
Step 500
500
#7C88B0
oklch(63.2% 0.062 271.6)
-
Step 600
600
#65719C
oklch(55.6% 0.069 272)
-
Step 700
700
#545F85
oklch(49.2% 0.063 271.5)
-
Step 800
800
#454D6C
oklch(42.6% 0.053 272.9)
-
Step 900
900
#3A4058
oklch(37.6% 0.042 273.4)
-
Step 950
950
#222633
oklch(27.1% 0.025 271.4)
#A3ADCE 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) | #A4B0D0 | 0.008 |
| Deuteranopia (no green cones) | #A0ACCD | 0.005 |
| Tritanopia (no blue cones) | #99B3B8 | 0.043 |
| Achromatopsia (no color) | #AEAEAE | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ADCE
#A3ADCE
oklch(75.1% 0.049 271.9)
- #B9AE8B
#B9AE8B
oklch(75.1% 0.05 92.7)
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 #A3ADCE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.039
- French Gray #ADB5BD ΔE 0.040
- Cool Steel #97A7B3 ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.052
- Cloudy Blue #ACC2D9 ΔE 0.057
- Bluegrey #85A3B2 ΔE 0.062
- Cool Grey #95A3A6 ΔE 0.063
Use #A3ADCE 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.