#B0BDEF
Closest named color: Pastel Blue (#A2BFFE). oklch(80.6% 0.072 273.3), rgb(176, 189, 239).
Aa
Black text reads best on this color (11.37:1).
About this color
#B0BDEF is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.072 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.026 away. Black text reads best on it, at 11.37:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.37:1 |
| White text | 1.84:1 |
Values
| HEX | #B0BDEF |
| RGB | rgb(176, 189, 239) |
| HSL | hsl(228, 66%, 81%) |
| OKLCH | oklch(80.6% 0.072 273.3) |
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 #B0BDEF | 1.84:1 | Fails | Lc -38.9 | Non-text elements, placeholder text |
| Black text on #B0BDEF | 11.37:1 | AAA | Lc 69.2 | Content text, not long reading |
| #B0BDEF text on white | 1.84:1 | Fails | Lc 34.7 | Non-text elements, placeholder text |
| #B0BDEF text on black | 11.37:1 | AAA | Lc -67.8 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D0D8F4
oklch(88.5% 0.04 272.9)
-
Step 300
300 (this color)
#B0BDEF
oklch(80.6% 0.072 273.3)
-
Step 400
400
#899BE9
oklch(70.7% 0.116 273.2)
-
Step 500
500
#6E80E2
oklch(63.1% 0.148 273.6)
-
Step 600
600
#5767D0
oklch(55.6% 0.161 273.5)
-
Step 700
700
#4755B4
oklch(49% 0.15 273.3)
-
Step 800
800
#3B4692
oklch(42.7% 0.125 273.7)
-
Step 900
900
#323C74
oklch(37.8% 0.096 273.3)
-
Step 950
950
#1D2344
oklch(26.9% 0.062 273.8)
#B0BDEF 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) | #AEC1F1 | 0.010 |
| Deuteranopia (no green cones) | #AABCEE | 0.009 |
| Tritanopia (no blue cones) | #A0C6CE | 0.064 |
| Achromatopsia (no color) | #BFBFBF | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0BDEF
#B0BDEF
oklch(80.6% 0.072 273.3)
- #CFBF8A
#CFBF8A
oklch(80.5% 0.072 93.3)
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 #B0BDEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.026
- Light Steel Blue #B0C4DE ΔE 0.035
- Light Periwinkle #C1C6FC ΔE 0.037
- Cloudy Blue #ACC2D9 ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.043
- Baby Blue #A2CFFE ΔE 0.047
- Light Grey Blue #9DBCD4 ΔE 0.048
- Light Cornflower Blue #98C1D9 ΔE 0.049
Use #B0BDEF 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.