#A3BBC8
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.8% 0.032 231.4), rgb(163, 187, 200).
Aa
Black text reads best on this color (10.49:1).
About this color
#A3BBC8 is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.032 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.017 away. Black text reads best on it, at 10.49:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.49:1 |
| White text | 2.00:1 |
Values
| HEX | #A3BBC8 |
| RGB | rgb(163, 187, 200) |
| HSL | hsl(201, 25%, 71%) |
| OKLCH | oklch(77.8% 0.032 231.4) |
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 #A3BBC8 | 2.00:1 | Fails | Lc -43.2 | Non-text elements, placeholder text |
| Black text on #A3BBC8 | 10.49:1 | AAA | Lc 65.2 | Content text, not long reading |
| #A3BBC8 text on white | 2.00:1 | Fails | Lc 38.7 | Non-text elements, placeholder text |
| #A3BBC8 text on black | 10.49:1 | AAA | Lc -63.6 | Content text, not long reading |
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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE3
oklch(88.6% 0.018 229)
-
Step 300
300 (this color)
#A3BBC8
oklch(77.8% 0.032 231.4)
-
Step 400
400
#80A7BB
oklch(70.7% 0.051 230.7)
-
Step 500
500
#5F91AA
oklch(63.1% 0.066 230.9)
-
Step 600
600
#447B96
oklch(55.6% 0.072 231.3)
-
Step 700
700
#366780
oklch(49% 0.067 232.6)
-
Step 800
800
#2D5468
oklch(42.6% 0.055 232.4)
-
Step 900
900
#294654
oklch(37.7% 0.042 230.2)
-
Step 950
950
#182931
oklch(27% 0.027 229.2)
#A3BBC8 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) | #B5BAC9 | 0.024 |
| Deuteranopia (no green cones) | #AFB5C8 | 0.021 |
| Tritanopia (no blue cones) | #99BFBF | 0.023 |
| Achromatopsia (no color) | #B7B7B7 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3BBC8
#A3BBC8
oklch(77.8% 0.032 231.4)
- #C8B2A5
#C8B2A5
oklch(77.9% 0.031 52.6)
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 #A3BBC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.017
- French Gray #ADB5BD ΔE 0.021
- Light Cornflower Blue #98C1D9 ΔE 0.026
- Cloudy Blue #ACC2D9 ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.040
- Silver #C0C0C0 ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.054
- Light Blue Grey #B7C9E2 ΔE 0.055
Use #A3BBC8 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.