#A3ABBF
Closest named color: Cool Steel (#97A7B3). oklch(74.1% 0.03 268.3), rgb(163, 171, 191).
Aa
Black text reads best on this color (9.13:1).
About this color
#A3ABBF is a medium-light, muted blue. In OKLCH its lightness is 74%, its chroma 0.030 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.026 away. Black text reads best on it, at 9.13:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #A3ABBF |
| RGB | rgb(163, 171, 191) |
| HSL | hsl(223, 18%, 69%) |
| OKLCH | oklch(74.1% 0.03 268.3) |
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 #A3ABBF | 2.29:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #A3ABBF | 9.13:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #A3ABBF text on white | 2.29:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #A3ABBF text on black | 9.13:1 | AAA | Lc -56.7 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D6D9E0
oklch(88.5% 0.01 267.4)
-
Step 300
300
#BBC0CD
oklch(80.8% 0.019 269)
-
Step 400
400 (this color)
#A3ABBF
oklch(74.1% 0.03 268.3)
-
Step 500
500
#7F89A2
oklch(63.1% 0.039 268.1)
-
Step 600
600
#69738D
oklch(55.7% 0.042 268.5)
-
Step 700
700
#576077
oklch(49% 0.039 268.2)
-
Step 800
800
#474F61
oklch(42.8% 0.032 266.2)
-
Step 900
900
#3C414F
oklch(37.6% 0.025 269.7)
-
Step 950
950
#23262E
oklch(26.9% 0.016 269.1)
#A3ABBF 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 | 0.004 |
| Deuteranopia (no green cones) | #A3AABE | 0.003 |
| Tritanopia (no blue cones) | #9DAFB1 | 0.028 |
| Achromatopsia (no color) | #ABABAB | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ABBF
#A3ABBF
oklch(74.1% 0.03 268.3)
- #B3AB96
#B3AB96
oklch(74.2% 0.031 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 #A3ABBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.026
- Dark Gray #A9A9A9 ΔE 0.031
- French Gray #ADB5BD ΔE 0.033
- Cool Grey #95A3A6 ΔE 0.044
- Light Grey Blue #9DBCD4 ΔE 0.046
- Pewter #96A8A1 ΔE 0.048
- Bluegrey #85A3B2 ΔE 0.050
- Bluey Grey #89A0B0 ΔE 0.051
Use #A3ABBF 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.