#ACAFC5
Closest named color: French Gray (#ADB5BD). oklch(75.9% 0.032 279.5), rgb(172, 175, 197).
Aa
Black text reads best on this color (9.69:1).
About this color
#ACAFC5 is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.032 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.023 away. Black text reads best on it, at 9.69:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.69:1 |
| White text | 2.16:1 |
Values
| HEX | #ACAFC5 |
| RGB | rgb(172, 175, 197) |
| HSL | hsl(233, 18%, 72%) |
| OKLCH | oklch(75.9% 0.032 279.5) |
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 #ACAFC5 | 2.16:1 | Fails | Lc -47.3 | Large or bold text, headings |
| Black text on #ACAFC5 | 9.69:1 | AAA | Lc 61.4 | Content text, not long reading |
| #ACAFC5 text on white | 2.16:1 | Fails | Lc 42.6 | Non-text elements, placeholder text |
| #ACAFC5 text on black | 9.69:1 | AAA | Lc -59.6 | 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 300.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300 (this color)
#ACAFC5
oklch(75.9% 0.032 279.5)
-
Step 400
400
#9A9EC0
oklch(70.8% 0.05 279.8)
-
Step 500
500
#8186B0
oklch(63.2% 0.063 279.1)
-
Step 600
600
#6B6F9C
oklch(55.6% 0.07 279.9)
-
Step 700
700
#595D85
oklch(49.1% 0.064 279.3)
-
Step 800
800
#494C6C
oklch(42.7% 0.053 279.8)
-
Step 900
900
#3D3F58
oklch(37.7% 0.043 280.6)
-
Step 950
950
#242533
oklch(27% 0.026 281.3)
#ACAFC5 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) | #AAB1C6 | 0.005 |
| Deuteranopia (no green cones) | #A8AFC4 | 0.006 |
| Tritanopia (no blue cones) | #A7B3B6 | 0.029 |
| Achromatopsia (no color) | #B0B0B0 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACAFC5
#ACAFC5
oklch(75.9% 0.032 279.5)
- #B5B19B
#B5B19B
oklch(75.8% 0.031 98.6)
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 #ACAFC5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.023
- Light Grey Blue #9DBCD4 ΔE 0.037
- Dark Gray #A9A9A9 ΔE 0.040
- Cool Steel #97A7B3 ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Pinkish Grey #C8ACA9 ΔE 0.052
- Light Steel Blue #B0C4DE ΔE 0.058
Use #ACAFC5 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.