#A5B1D1
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.2% 0.048 269), rgb(165, 177, 209).
Aa
Black text reads best on this color (9.80:1).
About this color
#A5B1D1 is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.048 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.029 away. Black text reads best on it, at 9.80:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.80:1 |
| White text | 2.14:1 |
Values
| HEX | #A5B1D1 |
| RGB | rgb(165, 177, 209) |
| HSL | hsl(224, 32%, 73%) |
| OKLCH | oklch(76.2% 0.048 269) |
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 #A5B1D1 | 2.14:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #A5B1D1 | 9.80:1 | AAA | Lc 61.9 | Content text, not long reading |
| #A5B1D1 text on white | 2.14:1 | Fails | Lc 42.0 | Non-text elements, placeholder text |
| #A5B1D1 text on black | 9.80:1 | AAA | Lc -60.2 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D2D9EB
oklch(88.5% 0.026 268.8)
-
Step 300
300 (this color)
#A5B1D1
oklch(76.2% 0.048 269)
-
Step 400
400
#8D9FD1
oklch(70.7% 0.076 269.1)
-
Step 500
500
#7187C5
oklch(63.2% 0.097 268.6)
-
Step 600
600
#5A6FB2
oklch(55.5% 0.107 269.5)
-
Step 700
700
#4A5D99
oklch(49.1% 0.099 269.2)
-
Step 800
800
#3D4C7C
oklch(42.7% 0.082 269.6)
-
Step 900
900
#344064
oklch(37.8% 0.064 269.2)
-
Step 950
950
#1E253A
oklch(26.8% 0.041 269.5)
#A5B1D1 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) | #A8B3D3 | 0.007 |
| Deuteranopia (no green cones) | #A4AFD0 | 0.006 |
| Tritanopia (no blue cones) | #9AB7BB | 0.044 |
| Achromatopsia (no color) | #B1B1B1 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A5B1D1
#A5B1D1
oklch(76.2% 0.048 269)
- #BEB18F
#BEB18F
oklch(76.3% 0.049 89.6)
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 #A5B1D1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.029
- French Gray #ADB5BD ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Cloudy Blue #ACC2D9 ΔE 0.046
- Cool Steel #97A7B3 ΔE 0.051
- Light Steel Blue #B0C4DE ΔE 0.053
- Dark Gray #A9A9A9 ΔE 0.055
- Pastel Blue #A2BFFE ΔE 0.065
Use #A5B1D1 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.