#ADB3DA
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.5% 0.056 278.1), rgb(173, 179, 218).
Aa
Black text reads best on this color (10.23:1).
About this color
#ADB3DA is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.056 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.034 away. Black text reads best on it, at 10.23:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.23:1 |
| White text | 2.05:1 |
Values
| HEX | #ADB3DA |
| RGB | rgb(173, 179, 218) |
| HSL | hsl(232, 38%, 77%) |
| OKLCH | oklch(77.5% 0.056 278.1) |
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 #ADB3DA | 2.05:1 | Fails | Lc -44.5 | Non-text elements, placeholder text |
| Black text on #ADB3DA | 10.23:1 | AAA | Lc 64.0 | Content text, not long reading |
| #ADB3DA text on white | 2.05:1 | Fails | Lc 40.0 | Non-text elements, placeholder text |
| #ADB3DA text on black | 10.23:1 | AAA | Lc -62.3 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D8EE
oklch(88.6% 0.03 277.6)
-
Step 300
300 (this color)
#ADB3DA
oklch(77.5% 0.056 278.1)
-
Step 400
400
#939BD8
oklch(70.6% 0.09 278.1)
-
Step 500
500
#7A82CE
oklch(63.2% 0.114 278)
-
Step 600
600
#636ABB
oklch(55.6% 0.125 277.8)
-
Step 700
700
#5358A1
oklch(49.2% 0.116 278.3)
-
Step 800
800
#444882
oklch(42.7% 0.095 278.6)
-
Step 900
900
#393D69
oklch(37.8% 0.075 278.2)
-
Step 950
950
#21243D
oklch(27% 0.047 277.6)
#ADB3DA 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) | #A9B7DC | 0.011 |
| Deuteranopia (no green cones) | #A6B3D9 | 0.010 |
| Tritanopia (no blue cones) | #A3BAC0 | 0.050 |
| Achromatopsia (no color) | #B5B5B5 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADB3DA
#ADB3DA
oklch(77.5% 0.056 278.1)
- #BFB78E
#BFB78E
oklch(77.6% 0.056 98.3)
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 #ADB3DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.044
- French Gray #ADB5BD ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.053
- Light Blue Grey #B7C9E2 ΔE 0.060
- Carolina Blue #8AB8FE ΔE 0.062
Use #ADB3DA 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.