#B5BFCB
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.1% 0.02 252.9), rgb(181, 191, 203).
Aa
Black text reads best on this color (11.27:1).
About this color
#B5BFCB is a light close to neutral grey. In OKLCH its lightness is 80%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.021 away. Black text reads best on it, at 11.27:1.
| Hue family | Neutrals |
| Lightness | light (80%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.27:1 |
| White text | 1.86:1 |
Values
| HEX | #B5BFCB |
| RGB | rgb(181, 191, 203) |
| HSL | hsl(213, 17%, 75%) |
| OKLCH | oklch(80.1% 0.02 252.9) |
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 #B5BFCB | 1.86:1 | Fails | Lc -39.4 | Non-text elements, placeholder text |
| Black text on #B5BFCB | 11.27:1 | AAA | Lc 68.7 | Content text, not long reading |
| #B5BFCB text on white | 1.86:1 | Fails | Lc 35.2 | Non-text elements, placeholder text |
| #B5BFCB text on black | 11.27:1 | AAA | Lc -67.4 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D4DAE1
oklch(88.6% 0.012 252.1)
-
Step 300
300 (this color)
#B5BFCB
oklch(80.1% 0.02 252.9)
-
Step 400
400
#93A2B5
oklch(70.7% 0.033 254.4)
-
Step 500
500
#788BA2
oklch(63% 0.041 253.3)
-
Step 600
600
#61758E
oklch(55.6% 0.046 254.2)
-
Step 700
700
#506278
oklch(49% 0.042 253.7)
-
Step 800
800
#425062
oklch(42.6% 0.035 254.9)
-
Step 900
900
#384350
oklch(37.8% 0.027 252.8)
-
Step 950
950
#21272F
oklch(27% 0.017 255.7)
#B5BFCB 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) | #BBBFCC | 0.008 |
| Deuteranopia (no green cones) | #B8BDCB | 0.006 |
| Tritanopia (no blue cones) | #B0C2C3 | 0.018 |
| Achromatopsia (no color) | #BEBEBE | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5BFCB
#B5BFCB
oklch(80.1% 0.02 252.9)
- #C6BCB0
#C6BCB0
oklch(80% 0.02 72.5)
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 #B5BFCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.021
- Silver #C0C0C0 ΔE 0.022
- Light Steel Blue #B0C4DE ΔE 0.026
- French Gray #ADB5BD ΔE 0.032
- Light Grey Blue #9DBCD4 ΔE 0.035
- Light Blue Grey #B7C9E2 ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.038
- Thistle #D8BFD8 ΔE 0.054
Use #B5BFCB 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.