#A0ABBF
Closest named color: Cool Steel (#97A7B3). oklch(73.9% 0.031 262.5), rgb(160, 171, 191).
Aa
Black text reads best on this color (9.07:1).
About this color
#A0ABBF is a medium-light, muted blue. In OKLCH its lightness is 74%, its chroma 0.031 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.023 away. Black text reads best on it, at 9.07:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.07:1 |
| White text | 2.31:1 |
Values
| HEX | #A0ABBF |
| RGB | rgb(160, 171, 191) |
| HSL | hsl(219, 19%, 69%) |
| OKLCH | oklch(73.9% 0.031 262.5) |
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 #A0ABBF | 2.31:1 | Fails | Lc -50.6 | Large or bold text, headings |
| Black text on #A0ABBF | 9.07:1 | AAA | Lc 58.3 | Large or bold text, headings |
| #A0ABBF text on white | 2.31:1 | Fails | Lc 45.7 | Large or bold text, headings |
| #A0ABBF text on black | 9.07:1 | AAA | Lc -56.4 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#BAC1CE
oklch(80.9% 0.02 263)
-
Step 400
400 (this color)
#A0ABBF
oklch(73.9% 0.031 262.5)
-
Step 500
500
#7D8AA2
oklch(63.1% 0.039 262.7)
-
Step 600
600
#66748E
oklch(55.7% 0.044 262.7)
-
Step 700
700
#546178
oklch(49.1% 0.04 261.8)
-
Step 800
800
#454F62
oklch(42.6% 0.034 263.2)
-
Step 900
900
#3A4250
oklch(37.7% 0.026 261.6)
-
Step 950
950
#22272F
oklch(27.1% 0.017 259.8)
#A0ABBF 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) | #A5ACC0 | 0.008 |
| Deuteranopia (no green cones) | #A2A9BF | 0.006 |
| Tritanopia (no blue cones) | #99AFB1 | 0.028 |
| Achromatopsia (no color) | #AAAAAA | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0ABBF
#A0ABBF
oklch(73.9% 0.031 262.5)
- #B4A995
#B4A995
oklch(73.9% 0.031 82.6)
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 #A0ABBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.023
- Dark Gray #A9A9A9 ΔE 0.032
- French Gray #ADB5BD ΔE 0.035
- Cool Grey #95A3A6 ΔE 0.042
- Pewter #96A8A1 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.047
- Light Grey Blue #9DBCD4 ΔE 0.047
- Bluey Grey #89A0B0 ΔE 0.048
Use #A0ABBF 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.