#BBCAE9
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.8% 0.046 264.9), rgb(187, 202, 233).
Aa
Black text reads best on this color (12.73:1).
About this color
#BBCAE9 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.046 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.011 away. Black text reads best on it, at 12.73:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.73:1 |
| White text | 1.64:1 |
Values
| HEX | #BBCAE9 |
| RGB | rgb(187, 202, 233) |
| HSL | hsl(220, 51%, 82%) |
| OKLCH | oklch(83.8% 0.046 264.9) |
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 #BBCAE9 | 1.64:1 | Fails | Lc -32.4 | Non-text elements, placeholder text |
| Black text on #BBCAE9 | 12.73:1 | AAA | Lc 75.1 | Fine for body text |
| #BBCAE9 text on white | 1.64:1 | Fails | Lc 28.7 | Dividers and decoration only |
| #BBCAE9 text on black | 12.73:1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D1D9EB
oklch(88.5% 0.026 266.6)
-
Step 300
300 (this color)
#BBCAE9
oklch(83.8% 0.046 264.9)
-
Step 400
400
#8AA0D0
oklch(70.7% 0.075 265.4)
-
Step 500
500
#6D88C3
oklch(63% 0.095 265)
-
Step 600
600
#5571B0
oklch(55.5% 0.104 265)
-
Step 700
700
#455F97
oklch(49.1% 0.096 264.3)
-
Step 800
800
#394E7B
oklch(42.8% 0.08 264.3)
-
Step 900
900
#314163
oklch(37.8% 0.062 264.4)
-
Step 950
950
#1D263A
oklch(27% 0.04 265.3)
#BBCAE9 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) | #C1CCEB | 0.010 |
| Deuteranopia (no green cones) | #BCC8E8 | 0.005 |
| Tritanopia (no blue cones) | #B0D0D4 | 0.041 |
| Achromatopsia (no color) | #C9C9C9 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBCAE9
#BBCAE9
oklch(83.8% 0.046 264.9)
- #D8C8A8
#D8C8A8
oklch(83.8% 0.047 84.5)
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 #BBCAE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.011
- Light Steel Blue #B0C4DE ΔE 0.025
- Light Periwinkle #C1C6FC ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.035
- Baby Blue #A2CFFE ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.041
- Thistle #D8BFD8 ΔE 0.046
- Cadet Gray #CED4DA ΔE 0.047
Use #BBCAE9 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.