#B7BBD1
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.6% 0.031 277.5), rgb(183, 187, 209).
Aa
Black text reads best on this color (11.04:1).
About this color
#B7BBD1 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.031 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.022 away. Black text reads best on it, at 11.04:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.04:1 |
| White text | 1.90:1 |
Values
| HEX | #B7BBD1 |
| RGB | rgb(183, 187, 209) |
| HSL | hsl(231, 22%, 77%) |
| OKLCH | oklch(79.6% 0.031 277.5) |
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 #B7BBD1 | 1.90:1 | Fails | Lc -40.5 | Non-text elements, placeholder text |
| Black text on #B7BBD1 | 11.04:1 | AAA | Lc 67.7 | Content text, not long reading |
| #B7BBD1 text on white | 1.90:1 | Fails | Lc 36.2 | Non-text elements, placeholder text |
| #B7BBD1 text on black | 11.04:1 | AAA | Lc -66.2 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E5
oklch(88.5% 0.018 279)
-
Step 300
300 (this color)
#B7BBD1
oklch(79.6% 0.031 277.5)
-
Step 400
400
#989EC0
oklch(70.6% 0.05 277.2)
-
Step 500
500
#8086B0
oklch(63.1% 0.064 278.1)
-
Step 600
600
#69709C
oklch(55.7% 0.069 276.9)
-
Step 700
700
#585D85
oklch(49.1% 0.064 278.3)
-
Step 800
800
#484C6C
oklch(42.7% 0.053 278.4)
-
Step 900
900
#3C4058
oklch(37.8% 0.041 276.9)
-
Step 950
950
#232533
oklch(26.9% 0.026 278.2)
#B7BBD1 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) | #B5BDD2 | 0.005 |
| Deuteranopia (no green cones) | #B4BBD0 | 0.004 |
| Tritanopia (no blue cones) | #B1BFC2 | 0.029 |
| Achromatopsia (no color) | #BCBCBC | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B7BBD1
#B7BBD1
oklch(79.6% 0.031 277.5)
- #C2BDA6
#C2BDA6
oklch(79.6% 0.032 97)
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 #B7BBD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.022
- Light Steel Blue #B0C4DE ΔE 0.025
- Light Grey Blue #9DBCD4 ΔE 0.033
- French Gray #ADB5BD ΔE 0.033
- Silver #C0C0C0 ΔE 0.034
- Light Blue Grey #B7C9E2 ΔE 0.038
- Light Cornflower Blue #98C1D9 ΔE 0.040
- Thistle #D8BFD8 ΔE 0.050
Use #B7BBD1 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.