#BBCBF3
Closest named color: Light Periwinkle (#C1C6FC). oklch(84.3% 0.059 268), rgb(187, 203, 243).
Aa
Black text reads best on this color (12.94:1).
About this color
#BBCBF3 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.059 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.022 away. Black text reads best on it, at 12.94:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.94:1 |
| White text | 1.62:1 |
Values
| HEX | #BBCBF3 |
| RGB | rgb(187, 203, 243) |
| HSL | hsl(223, 70%, 84%) |
| OKLCH | oklch(84.3% 0.059 268) |
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 #BBCBF3 | 1.62:1 | Fails | Lc -31.4 | Non-text elements, placeholder text |
| Black text on #BBCBF3 | 12.94:1 | AAA | Lc 76.0 | Fine for body text |
| #BBCBF3 text on white | 1.62:1 | Fails | Lc 27.8 | Dividers and decoration only |
| #BBCBF3 text on black | 12.94:1 | AAA | Lc -75.1 | Fine for body text |
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
#D0D9EF
oklch(88.5% 0.032 268)
-
Step 300
300 (this color)
#BBCBF3
oklch(84.3% 0.059 268)
-
Step 400
400
#879FDC
oklch(70.8% 0.094 267.5)
-
Step 500
500
#6A86D2
oklch(63.2% 0.119 267.6)
-
Step 600
600
#526EBF
oklch(55.6% 0.13 267.7)
-
Step 700
700
#435BA5
oklch(49% 0.122 268.2)
-
Step 800
800
#374B86
oklch(42.7% 0.101 267.9)
-
Step 900
900
#303F6B
oklch(37.7% 0.078 268.3)
-
Step 950
950
#1C253F
oklch(27% 0.05 268.4)
#BBCBF3 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) | #BFCEF5 | 0.010 |
| Deuteranopia (no green cones) | #BAC9F2 | 0.005 |
| Tritanopia (no blue cones) | #ADD3D8 | 0.053 |
| Achromatopsia (no color) | #CBCBCB | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBCBF3
#BBCBF3
oklch(84.3% 0.059 268)
- #DCCAA0
#DCCAA0
oklch(84.3% 0.059 87.5)
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 #BBCBF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.022
- Light Blue Grey #B7C9E2 ΔE 0.025
- Baby Blue #A2CFFE ΔE 0.032
- Light Steel Blue #B0C4DE ΔE 0.035
- Cloudy Blue #ACC2D9 ΔE 0.045
- Light Blue #ADD8E6 ΔE 0.047
- Pastel Blue #A2BFFE ΔE 0.052
- Thistle #D8BFD8 ΔE 0.052
Use #BBCBF3 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.