#BBC9FE
Closest named color: Light Periwinkle (#C1C6FC). oklch(84.3% 0.076 273.2), rgb(187, 201, 254).
Aa
Black text reads best on this color (12.89:1).
About this color
#BBC9FE is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.076 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.010 away. Black text reads best on it, at 12.89:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.89:1 |
| White text | 1.62:1 |
Values
| HEX | #BBC9FE |
| RGB | rgb(187, 201, 254) |
| HSL | hsl(227, 97%, 86%) |
| OKLCH | oklch(84.3% 0.076 273.2) |
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 #BBC9FE | 1.62:1 | Fails | Lc -31.6 | Non-text elements, placeholder text |
| Black text on #BBC9FE | 12.89:1 | AAA | Lc 75.8 | Fine for body text |
| #BBC9FE text on white | 1.62:1 | Fails | Lc 28.0 | Dividers and decoration only |
| #BBC9FE text on black | 12.89:1 | AAA | Lc -74.9 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D0D8F6
oklch(88.6% 0.042 273.7)
-
Step 300
300 (this color)
#BBC9FE
oklch(84.3% 0.076 273.2)
-
Step 400
400
#889BEC
oklch(70.8% 0.121 272.9)
-
Step 500
500
#6C7FE6
oklch(63% 0.155 273.3)
-
Step 600
600
#5566D4
oklch(55.5% 0.169 273)
-
Step 700
700
#4654B8
oklch(49.1% 0.157 273.2)
-
Step 800
800
#394595
oklch(42.6% 0.131 273.1)
-
Step 900
900
#313B76
oklch(37.6% 0.101 273.4)
-
Step 950
950
#1D2345
oklch(27% 0.063 273.9)
#BBC9FE 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) | #B9CEFF | 0.013 |
| Deuteranopia (no green cones) | #B5C8FD | 0.009 |
| Tritanopia (no blue cones) | #AAD3DB | 0.068 |
| Achromatopsia (no color) | #CBCBCB | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBC9FE
#BBC9FE
oklch(84.3% 0.076 273.2)
- #DCCB93
#DCCB93
oklch(84.3% 0.075 93.2)
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 #BBC9FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.010
- Baby Blue #A2CFFE ΔE 0.032
- Light Blue Grey #B7C9E2 ΔE 0.041
- Pastel Blue #A2BFFE ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.048
- Light Lavender #DFC5FE ΔE 0.049
- Pale Lilac #E4CBFF ΔE 0.057
- Cloudy Blue #ACC2D9 ΔE 0.057
Use #BBC9FE 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.