#B1BDC1
Closest named color: French Gray (#ADB5BD). oklch(79% 0.014 219.7), rgb(177, 189, 193).
Aa
Black text reads best on this color (10.91:1).
About this color
#B1BDC1 is a light close to neutral grey. In OKLCH its lightness is 79%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is French Gray (#ADB5BD), ΔE 0.022 away. Black text reads best on it, at 10.91:1.
| Hue family | Neutrals |
| Lightness | light (79%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.91:1 |
| White text | 1.92:1 |
Values
| HEX | #B1BDC1 |
| RGB | rgb(177, 189, 193) |
| HSL | hsl(195, 11%, 73%) |
| OKLCH | oklch(79% 0.014 219.7) |
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 #B1BDC1 | 1.92:1 | Fails | Lc -41.1 | Non-text elements, placeholder text |
| Black text on #B1BDC1 | 10.91:1 | AAA | Lc 67.1 | Content text, not long reading |
| #B1BDC1 text on white | 1.92:1 | Fails | Lc 36.8 | Non-text elements, placeholder text |
| #B1BDC1 text on black | 10.91:1 | AAA | Lc -65.6 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E7EAEC
oklch(93.5% 0.004 236.5)
-
Step 200
200
#D4DADD
oklch(88.5% 0.008 228.9)
-
Step 300
300 (this color)
#B1BDC1
oklch(79% 0.014 219.7)
-
Step 400
400
#91A4AB
oklch(70.6% 0.024 221.9)
-
Step 500
500
#768E96
oklch(63.1% 0.03 220)
-
Step 600
600
#5F7880
oklch(55.6% 0.032 219.3)
-
Step 700
700
#4E656C
oklch(49.1% 0.03 218.3)
-
Step 800
800
#405258
oklch(42.6% 0.024 220.1)
-
Step 900
900
#364449
oklch(37.6% 0.02 221.6)
-
Step 950
950
#20282B
oklch(27% 0.013 222.5)
#B1BDC1 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) | #BABCC1 | 0.012 |
| Deuteranopia (no green cones) | #B8BAC1 | 0.012 |
| Tritanopia (no blue cones) | #ADBEBE | 0.008 |
| Achromatopsia (no color) | #BBBBBB | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B1BDC1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.022
- Silver #C0C0C0 ΔE 0.023
- Cloudy Blue #ACC2D9 ΔE 0.032
- Light Grey Blue #9DBCD4 ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Light Blue Grey #B7C9E2 ΔE 0.050
- Ash Gray #BFC8AD ΔE 0.051
Use #B1BDC1 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.