#A4ACCF
Closest named color: Light Grey Blue (#9DBCD4). oklch(75% 0.051 275), rgb(164, 172, 207).
Aa
Black text reads best on this color (9.38:1).
About this color
#A4ACCF is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.051 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.042 away. Black text reads best on it, at 9.38:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.38:1 |
| White text | 2.23:1 |
Values
| HEX | #A4ACCF |
| RGB | rgb(164, 172, 207) |
| HSL | hsl(229, 31%, 73%) |
| OKLCH | oklch(75% 0.051 275) |
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 #A4ACCF | 2.23:1 | Fails | Lc -48.9 | Large or bold text, headings |
| Black text on #A4ACCF | 9.38:1 | AAA | Lc 59.8 | Large or bold text, headings |
| #A4ACCF text on white | 2.23:1 | Fails | Lc 44.1 | Non-text elements, placeholder text |
| #A4ACCF text on black | 9.38:1 | AAA | Lc -58.0 | 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
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D5D8E5
oklch(88.4% 0.018 275.6)
-
Step 300
300
#BABFD6
oklch(80.8% 0.033 275.9)
-
Step 400
400 (this color)
#A4ACCF
oklch(75% 0.051 275)
-
Step 500
500
#7E87B1
oklch(63.2% 0.064 275)
-
Step 600
600
#67709D
oklch(55.6% 0.071 275.2)
-
Step 700
700
#565E86
oklch(49.2% 0.065 275.1)
-
Step 800
800
#464D6D
oklch(42.8% 0.054 274.4)
-
Step 900
900
#3B4058
oklch(37.7% 0.042 275.1)
-
Step 950
950
#222534
oklch(26.8% 0.028 275.6)
#A4ACCF 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) | #A2AFD1 | 0.008 |
| Deuteranopia (no green cones) | #A0ACCE | 0.006 |
| Tritanopia (no blue cones) | #9AB2B8 | 0.045 |
| Achromatopsia (no color) | #ADADAD | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4ACCF
#A4ACCF
oklch(75% 0.051 275)
- #B8AE8A
#B8AE8A
oklch(75% 0.051 94.4)
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 #A4ACCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.042
- French Gray #ADB5BD ΔE 0.043
- Cool Steel #97A7B3 ΔE 0.045
- Dark Gray #A9A9A9 ΔE 0.053
- Light Cornflower Blue #98C1D9 ΔE 0.055
- Cloudy Blue #ACC2D9 ΔE 0.059
- Bluegrey #85A3B2 ΔE 0.064
- Cool Grey #95A3A6 ΔE 0.064
Use #A4ACCF 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.