#B2B8CF
Closest named color: Cloudy Blue (#ACC2D9). oklch(78.5% 0.033 274), rgb(178, 184, 207).
Aa
Black text reads best on this color (10.65:1).
About this color
#B2B8CF is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.033 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.026 away. Black text reads best on it, at 10.65:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.65:1 |
| White text | 1.97:1 |
Values
| HEX | #B2B8CF |
| RGB | rgb(178, 184, 207) |
| HSL | hsl(228, 23%, 75%) |
| OKLCH | oklch(78.5% 0.033 274) |
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 #B2B8CF | 1.97:1 | Fails | Lc -42.5 | Non-text elements, placeholder text |
| Black text on #B2B8CF | 10.65:1 | AAA | Lc 65.9 | Content text, not long reading |
| #B2B8CF text on white | 1.97:1 | Fails | Lc 38.0 | Non-text elements, placeholder text |
| #B2B8CF text on black | 10.65:1 | AAA | Lc -64.4 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300 (this color)
#B2B8CF
oklch(78.5% 0.033 274)
-
Step 400
400
#969FC2
oklch(70.7% 0.052 273.7)
-
Step 500
500
#7C87B3
oklch(63.1% 0.068 273.5)
-
Step 600
600
#66709F
oklch(55.6% 0.074 274.5)
-
Step 700
700
#545E88
oklch(49.1% 0.069 273.4)
-
Step 800
800
#454D6E
oklch(42.7% 0.056 273.4)
-
Step 900
900
#3A4059
oklch(37.7% 0.044 273.7)
-
Step 950
950
#222634
oklch(27.1% 0.027 272.1)
#B2B8CF 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) | #B2BAD0 | 0.005 |
| Deuteranopia (no green cones) | #B0B8CE | 0.003 |
| Tritanopia (no blue cones) | #ACBCBF | 0.030 |
| Achromatopsia (no color) | #B9B9B9 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2B8CF
#B2B8CF
oklch(78.5% 0.033 274)
- #C0B9A2
#C0B9A2
oklch(78.5% 0.033 93)
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 #B2B8CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.026
- French Gray #ADB5BD ΔE 0.027
- Light Grey Blue #9DBCD4 ΔE 0.027
- Light Steel Blue #B0C4DE ΔE 0.032
- Light Cornflower Blue #98C1D9 ΔE 0.037
- Silver #C0C0C0 ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.047
- Pinkish Grey #C8ACA9 ΔE 0.057
Use #B2B8CF 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.