#A4BDCF
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.5% 0.037 239.3), rgb(164, 189, 207).
Aa
Black text reads best on this color (10.75:1).
About this color
#A4BDCF is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.037 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.012 away. Black text reads best on it, at 10.75:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.75:1 |
| White text | 1.95:1 |
Values
| HEX | #A4BDCF |
| RGB | rgb(164, 189, 207) |
| HSL | hsl(205, 31%, 73%) |
| OKLCH | oklch(78.5% 0.037 239.3) |
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 #A4BDCF | 1.95:1 | Fails | Lc -41.9 | Non-text elements, placeholder text |
| Black text on #A4BDCF | 10.75:1 | AAA | Lc 66.4 | Content text, not long reading |
| #A4BDCF text on white | 1.95:1 | Fails | Lc 37.5 | Non-text elements, placeholder text |
| #A4BDCF text on black | 10.75:1 | AAA | Lc -64.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CDDBE6
oklch(88.4% 0.021 241.4)
-
Step 300
300 (this color)
#A4BDCF
oklch(78.5% 0.037 239.3)
-
Step 400
400
#7EA6C2
oklch(70.6% 0.06 239.2)
-
Step 500
500
#5C90B3
oklch(63.1% 0.077 239.1)
-
Step 600
600
#417A9F
oklch(55.7% 0.083 239.1)
-
Step 700
700
#326688
oklch(49% 0.078 239.7)
-
Step 800
800
#2B546E
oklch(42.8% 0.063 238.5)
-
Step 900
900
#274559
oklch(37.6% 0.05 239.2)
-
Step 950
950
#172934
oklch(27.1% 0.031 236.4)
#A4BDCF 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) | #B5BCD0 | 0.022 |
| Deuteranopia (no green cones) | #B0B7CF | 0.021 |
| Tritanopia (no blue cones) | #98C2C3 | 0.030 |
| Achromatopsia (no color) | #B9B9B9 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4BDCF
#A4BDCF
oklch(78.5% 0.037 239.3)
- #CCB4A2
#CCB4A2
oklch(78.6% 0.037 59.1)
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 #A4BDCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.012
- Light Cornflower Blue #98C1D9 ΔE 0.019
- Cloudy Blue #ACC2D9 ΔE 0.021
- French Gray #ADB5BD ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.031
- Silver #C0C0C0 ΔE 0.044
- Light Blue Grey #B7C9E2 ΔE 0.046
- Sky Blue #87CEEB ΔE 0.055
Use #A4BDCF 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.