#B1BCCE
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.2% 0.028 260.3), rgb(177, 188, 206).
Aa
Black text reads best on this color (10.95:1).
About this color
#B1BCCE is a light close to neutral grey. In OKLCH its lightness is 79%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.019 away. Black text reads best on it, at 10.95:1.
| Hue family | Neutrals |
| Lightness | light (79%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.95:1 |
| White text | 1.91:1 |
Values
| HEX | #B1BCCE |
| RGB | rgb(177, 188, 206) |
| HSL | hsl(217, 23%, 75%) |
| OKLCH | oklch(79.2% 0.028 260.3) |
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 #B1BCCE | 1.91:1 | Fails | Lc -40.9 | Non-text elements, placeholder text |
| Black text on #B1BCCE | 10.95:1 | AAA | Lc 67.3 | Content text, not long reading |
| #B1BCCE text on white | 1.91:1 | Fails | Lc 36.6 | Non-text elements, placeholder text |
| #B1BCCE text on black | 10.95:1 | AAA | Lc -65.8 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D3D9E4
oklch(88.4% 0.016 262.7)
-
Step 300
300 (this color)
#B1BCCE
oklch(79.2% 0.028 260.3)
-
Step 400
400
#91A2BD
oklch(70.8% 0.044 259.6)
-
Step 500
500
#758AAD
oklch(63% 0.058 260.5)
-
Step 600
600
#5E7499
oklch(55.6% 0.064 260.6)
-
Step 700
700
#4D6182
oklch(49% 0.059 260.2)
-
Step 800
800
#404F6A
oklch(42.6% 0.049 261.9)
-
Step 900
900
#364256
oklch(37.7% 0.038 260.5)
-
Step 950
950
#202732
oklch(27.1% 0.023 259.3)
#B1BCCE 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) | #B6BDCF | 0.008 |
| Deuteranopia (no green cones) | #B4BACE | 0.006 |
| Tritanopia (no blue cones) | #AAC0C2 | 0.025 |
| Achromatopsia (no color) | #BBBBBB | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1BCCE
#B1BCCE
oklch(79.2% 0.028 260.3)
- #C5BAA7
#C5BAA7
oklch(79.3% 0.029 81.4)
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 #B1BCCE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.019
- Light Steel Blue #B0C4DE ΔE 0.026
- Light Grey Blue #9DBCD4 ΔE 0.026
- French Gray #ADB5BD ΔE 0.027
- Silver #C0C0C0 ΔE 0.032
- Light Cornflower Blue #98C1D9 ΔE 0.033
- Light Blue Grey #B7C9E2 ΔE 0.040
- Thistle #D8BFD8 ΔE 0.058
Use #B1BCCE 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.