#A0B1CA
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.6% 0.041 257.9), rgb(160, 177, 202).
Aa
Black text reads best on this color (9.63:1).
About this color
#A0B1CA is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.041 and its hue 258°. 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 9.63:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.63:1 |
| White text | 2.17:1 |
Values
| HEX | #A0B1CA |
| RGB | rgb(160, 177, 202) |
| HSL | hsl(216, 28%, 71%) |
| OKLCH | oklch(75.6% 0.041 257.9) |
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 #A0B1CA | 2.17:1 | Fails | Lc -47.6 | Large or bold text, headings |
| Black text on #A0B1CA | 9.63:1 | AAA | Lc 61.1 | Content text, not long reading |
| #A0B1CA text on white | 2.17:1 | Fails | Lc 42.9 | Non-text elements, placeholder text |
| #A0B1CA text on black | 9.63:1 | AAA | Lc -59.3 | 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
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B7C1D1
oklch(80.8% 0.025 259.8)
-
Step 400
400 (this color)
#A0B1CA
oklch(75.6% 0.041 257.9)
-
Step 500
500
#768BA9
oklch(63.1% 0.051 257.3)
-
Step 600
600
#5F7595
oklch(55.7% 0.056 257.7)
-
Step 700
700
#4E627F
oklch(49.2% 0.053 257.6)
-
Step 800
800
#405067
oklch(42.7% 0.043 257.4)
-
Step 900
900
#364254
oklch(37.6% 0.035 258.3)
-
Step 950
950
#202731
oklch(27% 0.021 257.3)
#A0B1CA 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) | #A9B2CB | 0.013 |
| Deuteranopia (no green cones) | #A4AEC9 | 0.009 |
| Tritanopia (no blue cones) | #95B6B9 | 0.036 |
| Achromatopsia (no color) | #B0B0B0 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0B1CA
#A0B1CA
oklch(75.6% 0.041 257.9)
- #BEAD93
#BEAD93
oklch(75.5% 0.041 78.5)
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 #A0B1CA, 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 0.030
- Cool Steel #97A7B3 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Dark Gray #A9A9A9 ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.050
- Light Steel Blue #B0C4DE ΔE 0.058
- Cool Grey #95A3A6 ΔE 0.059
Use #A0B1CA 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.