#BBC3FA
Closest named color: Light Periwinkle (#C1C6FC). oklch(83% 0.078 278.1), rgb(187, 195, 250).
Aa
Black text reads best on this color (12.29:1).
About this color
#BBC3FA is a light, moderately saturated blue. In OKLCH its lightness is 83%, its chroma 0.078 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.012 away. Black text reads best on it, at 12.29:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.29:1 |
| White text | 1.70:1 |
Values
| HEX | #BBC3FA |
| RGB | rgb(187, 195, 250) |
| HSL | hsl(232, 86%, 86%) |
| OKLCH | oklch(83% 0.078 278.1) |
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 #BBC3FA | 1.70:1 | Fails | Lc -34.4 | Non-text elements, placeholder text |
| Black text on #BBC3FA | 12.29:1 | AAA | Lc 73.2 | Content text, not long reading |
| #BBC3FA text on white | 1.70:1 | Fails | Lc 30.6 | Non-text elements, placeholder text |
| #BBC3FA text on black | 12.29:1 | AAA | Lc -72.2 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F6
oklch(88.5% 0.043 278.2)
-
Step 300
300 (this color)
#BBC3FA
oklch(83% 0.078 278.1)
-
Step 400
400
#8F98ED
oklch(70.7% 0.124 278.1)
-
Step 500
500
#757CE7
oklch(63.1% 0.159 278)
-
Step 600
600
#5F62D5
oklch(55.5% 0.173 278)
-
Step 700
700
#4F51B9
oklch(49.2% 0.16 277.9)
-
Step 800
800
#414395
oklch(42.8% 0.132 278.2)
-
Step 900
900
#363977
oklch(37.6% 0.104 278.1)
-
Step 950
950
#202246
oklch(27.1% 0.066 278.6)
#BBC3FA 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) | #B4C9FC | 0.017 |
| Deuteranopia (no green cones) | #B0C4F9 | 0.014 |
| Tritanopia (no blue cones) | #ACCDD6 | 0.069 |
| Achromatopsia (no color) | #C6C6C6 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBC3FA
#BBC3FA
oklch(83% 0.078 278.1)
- #D4C88E
#D4C88E
oklch(82.9% 0.077 97.9)
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 #BBC3FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.012
- Pastel Blue #A2BFFE ΔE 0.035
- Baby Blue #A2CFFE ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.043
- Light Steel Blue #B0C4DE ΔE 0.045
- Light Lavender #DFC5FE ΔE 0.051
- Light Violet #D6B4FC ΔE 0.051
- Cloudy Blue #ACC2D9 ΔE 0.053
Use #BBC3FA 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.