#BBC9F2
Closest named color: Light Periwinkle (#C1C6FC). oklch(83.9% 0.06 270.3), rgb(187, 201, 242).
Aa
Black text reads best on this color (12.74:1).
About this color
#BBC9F2 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.060 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.020 away. Black text reads best on it, at 12.74:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.74:1 |
| White text | 1.64:1 |
Values
| HEX | #BBC9F2 |
| RGB | rgb(187, 201, 242) |
| HSL | hsl(225, 68%, 84%) |
| OKLCH | oklch(83.9% 0.06 270.3) |
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 #BBC9F2 | 1.64:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #BBC9F2 | 12.74:1 | AAA | Lc 75.1 | Fine for body text |
| #BBC9F2 text on white | 1.64:1 | Fails | Lc 28.7 | Dividers and decoration only |
| #BBC9F2 text on black | 12.74:1 | AAA | Lc -74.2 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#D0D9F0
oklch(88.6% 0.033 268.7)
-
Step 300
300 (this color)
#BBC9F2
oklch(83.9% 0.06 270.3)
-
Step 400
400
#8A9EDD
oklch(70.8% 0.095 270.3)
-
Step 500
500
#6D84D3
oklch(63% 0.122 270.3)
-
Step 600
600
#566DC0
oklch(55.7% 0.131 270)
-
Step 700
700
#465AA6
oklch(49% 0.124 270.2)
-
Step 800
800
#3A4A86
oklch(42.7% 0.101 270.4)
-
Step 900
900
#313E6C
oklch(37.6% 0.081 270.3)
-
Step 950
950
#1D253F
oklch(27.1% 0.05 269.9)
#BBC9F2 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) | #BDCCF4 | 0.008 |
| Deuteranopia (no green cones) | #B9C7F1 | 0.006 |
| Tritanopia (no blue cones) | #ADD1D7 | 0.053 |
| Achromatopsia (no color) | #CACACA | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBC9F2
#BBC9F2
oklch(83.9% 0.06 270.3)
- #D9C99E
#D9C99E
oklch(83.8% 0.06 90)
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 #BBC9F2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.020
- Light Blue Grey #B7C9E2 ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.043
- Pastel Blue #A2BFFE ΔE 0.049
- Light Blue #ADD8E6 ΔE 0.050
- Thistle #D8BFD8 ΔE 0.051
Use #BBC9F2 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.