#BBCEF9
Closest named color: Light Periwinkle (#C1C6FC). oklch(85.1% 0.064 266.3), rgb(187, 206, 249).
Aa
Black text reads best on this color (13.30:1).
About this color
#BBCEF9 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.064 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.023 away. Black text reads best on it, at 13.30:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 13.30:1 |
| White text | 1.57:1 |
Values
| HEX | #BBCEF9 |
| RGB | rgb(187, 206, 249) |
| HSL | hsl(222, 84%, 85%) |
| OKLCH | oklch(85.1% 0.064 266.3) |
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 #BBCEF9 | 1.57:1 | Fails | Lc -29.7 | Dividers and decoration only |
| Black text on #BBCEF9 | 13.30:1 | AAA | Lc 77.5 | Fine for body text |
| #BBCEF9 text on white | 1.57:1 | Fails | Lc 26.3 | Dividers and decoration only |
| #BBCEF9 text on black | 13.30:1 | AAA | Lc -76.7 | 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 200.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200 (this color)
#BBCEF9
oklch(85.1% 0.064 266.3)
-
Step 300
300
#A8C0F6
oklch(80.9% 0.081 266)
-
Step 400
400
#7B9DF2
oklch(70.7% 0.131 266.6)
-
Step 500
500
#5A82EE
oklch(63.1% 0.168 266.4)
-
Step 600
600
#4169DC
oklch(55.6% 0.182 266.1)
-
Step 700
700
#3456BF
oklch(49% 0.17 266.5)
-
Step 800
800
#2B479B
oklch(42.7% 0.141 266.5)
-
Step 900
900
#263D7B
oklch(37.7% 0.109 266)
-
Step 950
950
#172448
oklch(27% 0.069 266.8)
#BBCEF9 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) | #C1D1FB | 0.012 |
| Deuteranopia (no green cones) | #BBCBF8 | 0.008 |
| Tritanopia (no blue cones) | #ABD6DC | 0.057 |
| Achromatopsia (no color) | #CECECE | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBCEF9
#BBCEF9
oklch(85.1% 0.064 266.3)
- #E1CC9F
#E1CC9F
oklch(85.2% 0.064 85.9)
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 #BBCEF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.023
- Baby Blue #A2CFFE ΔE 0.030
- Light Blue Grey #B7C9E2 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.047
- Light Lavender #DFC5FE ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.054
- Pastel Blue #A2BFFE ΔE 0.055
Use #BBCEF9 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.