#B4B8F8
Closest named color: Pastel Blue (#A2BFFE). oklch(80.2% 0.09 281.4), rgb(180, 184, 248).
Aa
Black text reads best on this color (11.15:1).
About this color
#B4B8F8 is a light, moderately saturated purple. In OKLCH its lightness is 80%, its chroma 0.090 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.027 away. Black text reads best on it, at 11.15:1.
| Hue family | Purples |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.15:1 |
| White text | 1.88:1 |
Values
| HEX | #B4B8F8 |
| RGB | rgb(180, 184, 248) |
| HSL | hsl(236, 83%, 84%) |
| OKLCH | oklch(80.2% 0.09 281.4) |
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 #B4B8F8 | 1.88:1 | Fails | Lc -39.9 | Non-text elements, placeholder text |
| Black text on #B4B8F8 | 11.15:1 | AAA | Lc 68.2 | Content text, not long reading |
| #B4B8F8 text on white | 1.88:1 | Fails | Lc 35.7 | Non-text elements, placeholder text |
| #B4B8F8 text on black | 11.15:1 | AAA | Lc -66.8 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FC
oklch(93.5% 0.027 281.3)
-
Step 200
200
#D3D6FA
oklch(88.5% 0.05 281.6)
-
Step 300
300 (this color)
#B4B8F8
oklch(80.2% 0.09 281.4)
-
Step 400
400
#9294F8
oklch(70.7% 0.144 281.2)
-
Step 500
500
#7A75F5
oklch(63.1% 0.186 281.4)
-
Step 600
600
#655AE3
oklch(55.6% 0.201 281.3)
-
Step 700
700
#5549C5
oklch(49.2% 0.186 281.5)
-
Step 800
800
#453DA0
oklch(42.8% 0.155 281.3)
-
Step 900
900
#39357F
oklch(37.7% 0.121 281.3)
-
Step 950
950
#21204A
oklch(27% 0.076 281.1)
#B4B8F8 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) | #A6BFFB | 0.023 |
| Deuteranopia (no green cones) | #A3BBF6 | 0.023 |
| Tritanopia (no blue cones) | #A3C4CE | 0.081 |
| Achromatopsia (no color) | #BDBDBD | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4B8F8
#B4B8F8
oklch(80.2% 0.09 281.4)
- #CAC17B
#CAC17B
oklch(80.2% 0.091 101.9)
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 #B4B8F8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.027
- Light Periwinkle #C1C6FC ΔE 0.042
- Pale Violet #CEAEFA ΔE 0.043
- Light Violet #D6B4FC ΔE 0.049
- Carolina Blue #8AB8FE ΔE 0.052
- Light Steel Blue #B0C4DE ΔE 0.057
- Cloudy Blue #ACC2D9 ΔE 0.060
- Baby Blue #A2CFFE ΔE 0.060
Use #B4B8F8 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.