#B7BBD9
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.9% 0.043 279.4), rgb(183, 187, 217).
Aa
Black text reads best on this color (11.12:1).
About this color
#B7BBD9 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.043 and its hue 279°. 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 11.12:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.12:1 |
| White text | 1.88:1 |
Values
| HEX | #B7BBD9 |
| RGB | rgb(183, 187, 217) |
| HSL | hsl(233, 31%, 78%) |
| OKLCH | oklch(79.9% 0.043 279.4) |
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 #B7BBD9 | 1.88:1 | Fails | Lc -40.1 | Non-text elements, placeholder text |
| Black text on #B7BBD9 | 11.12:1 | AAA | Lc 68.0 | Content text, not long reading |
| #B7BBD9 text on white | 1.88:1 | Fails | Lc 35.9 | Non-text elements, placeholder text |
| #B7BBD9 text on black | 11.12:1 | AAA | Lc -66.6 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D5D8E9
oklch(88.5% 0.023 277.9)
-
Step 300
300 (this color)
#B7BBD9
oklch(79.9% 0.043 279.4)
-
Step 400
400
#979DCB
oklch(70.8% 0.067 278.7)
-
Step 500
500
#7E84BE
oklch(63.1% 0.087 279)
-
Step 600
600
#686DAA
oklch(55.7% 0.094 279.3)
-
Step 700
700
#575B92
oklch(49.2% 0.088 279.5)
-
Step 800
800
#474A76
oklch(42.7% 0.073 279.9)
-
Step 900
900
#3B3E5F
oklch(37.6% 0.056 279.3)
-
Step 950
950
#232538
oklch(27.2% 0.035 279.1)
#B7BBD9 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) | #B3BEDA | 0.009 |
| Deuteranopia (no green cones) | #B2BBD8 | 0.007 |
| Tritanopia (no blue cones) | #B0C0C5 | 0.037 |
| Achromatopsia (no color) | #BDBDBD | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B7BBD9
#B7BBD9
oklch(79.9% 0.043 279.4)
- #C4BE9F
#C4BE9F
oklch(79.8% 0.043 98.2)
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 #B7BBD9, 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 0.023
- Light Grey Blue #9DBCD4 ΔE 0.035
- Light Blue Grey #B7C9E2 ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.041
- French Gray #ADB5BD ΔE 0.043
- Silver #C0C0C0 ΔE 0.044
- Thistle #D8BFD8 ΔE 0.049
Use #B7BBD9 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.