#B5BBCC
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.3% 0.025 270.3), rgb(181, 187, 204).
Aa
Black text reads best on this color (10.94:1).
About this color
#B5BBCC is a light close to neutral grey. In OKLCH its lightness is 79%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.023 away. Black text reads best on it, at 10.94:1.
| Hue family | Neutrals |
| Lightness | light (79%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.94:1 |
| White text | 1.91:1 |
Values
| HEX | #B5BBCC |
| RGB | rgb(181, 187, 204) |
| HSL | hsl(224, 18%, 75%) |
| OKLCH | oklch(79.3% 0.025 270.3) |
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 #B5BBCC | 1.91:1 | Fails | Lc -41.0 | Non-text elements, placeholder text |
| Black text on #B5BBCC | 10.94:1 | AAA | Lc 67.2 | Content text, not long reading |
| #B5BBCC text on white | 1.91:1 | Fails | Lc 36.7 | Non-text elements, placeholder text |
| #B5BBCC text on black | 10.94:1 | 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
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D5D9E3
oklch(88.5% 0.014 268.5)
-
Step 300
300 (this color)
#B5BBCC
oklch(79.3% 0.025 270.3)
-
Step 400
400
#97A0BA
oklch(70.7% 0.039 270.3)
-
Step 500
500
#7D88A9
oklch(63% 0.051 270.5)
-
Step 600
600
#677294
oklch(55.6% 0.055 270.6)
-
Step 700
700
#55607F
oklch(49.2% 0.052 269.3)
-
Step 800
800
#464E67
oklch(42.7% 0.043 270.7)
-
Step 900
900
#3B4154
oklch(37.8% 0.034 271.1)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#B5BBCC 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) | #B6BCCD | 0.003 |
| Deuteranopia (no green cones) | #B5BACC | 0.003 |
| Tritanopia (no blue cones) | #B0BEC0 | 0.023 |
| Achromatopsia (no color) | #BBBBBB | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5BBCC
#B5BBCC
oklch(79.3% 0.025 270.3)
- #C1BBAA
#C1BBAA
oklch(79.2% 0.024 90.8)
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 #B5BBCC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.023
- French Gray #ADB5BD ΔE 0.027
- Light Steel Blue #B0C4DE ΔE 0.029
- Silver #C0C0C0 ΔE 0.029
- Light Grey Blue #9DBCD4 ΔE 0.031
- Light Cornflower Blue #98C1D9 ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.041
- Thistle #D8BFD8 ΔE 0.054
Use #B5BBCC 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.