#A6AACA
Closest named color: Cool Steel (#97A7B3). oklch(74.6% 0.046 279.6), rgb(166, 170, 202).
Aa
Black text reads best on this color (9.22:1).
About this color
#A6AACA is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.046 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Steel (#97A7B3), ΔE 0.040 away. Black text reads best on it, at 9.22:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Cool Steel (#97A7B3) |
| Black text | 9.22:1 |
| White text | 2.27:1 |
Values
| HEX | #A6AACA |
| RGB | rgb(166, 170, 202) |
| HSL | hsl(233, 25%, 72%) |
| OKLCH | oklch(74.6% 0.046 279.6) |
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 #A6AACA | 2.27:1 | Fails | Lc -49.8 | Large or bold text, headings |
| Black text on #A6AACA | 9.22:1 | AAA | Lc 59.1 | Large or bold text, headings |
| #A6AACA text on white | 2.27:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #A6AACA text on black | 9.22:1 | AAA | Lc -57.2 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D7D8E4
oklch(88.5% 0.016 282.2)
-
Step 300
300
#BCBFD4
oklch(80.9% 0.03 279.3)
-
Step 400
400 (this color)
#A6AACA
oklch(74.6% 0.046 279.6)
-
Step 500
500
#8286AD
oklch(63.1% 0.059 280)
-
Step 600
600
#6B6F99
oklch(55.5% 0.065 279.8)
-
Step 700
700
#5A5D82
oklch(49.1% 0.059 280.4)
-
Step 800
800
#494C6A
oklch(42.6% 0.05 279.6)
-
Step 900
900
#3D4056
oklch(37.8% 0.038 278.4)
-
Step 950
950
#242532
oklch(26.9% 0.024 281.2)
#A6AACA 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) | #A2ADCB | 0.009 |
| Deuteranopia (no green cones) | #A0ABC9 | 0.009 |
| Tritanopia (no blue cones) | #9EB0B4 | 0.043 |
| Achromatopsia (no color) | #ACACAC | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A6AACA
#A6AACA
oklch(74.6% 0.046 279.6)
- #B3AE8C
#B3AE8C
oklch(74.6% 0.047 100.5)
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 #A6AACA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Steel #97A7B3 ΔE 0.040
- French Gray #ADB5BD ΔE 0.042
- Light Grey Blue #9DBCD4 ΔE 0.046
- Dark Gray #A9A9A9 ΔE 0.047
- Cool Grey #95A3A6 ΔE 0.059
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Bluegrey #85A3B2 ΔE 0.060
- Bluey Grey #89A0B0 ΔE 0.060
Use #A6AACA 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.