#BBC7E9
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.2% 0.05 270), rgb(187, 199, 233).
Aa
Black text reads best on this color (12.45:1).
About this color
#BBC7E9 is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.050 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.014 away. Black text reads best on it, at 12.45:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.45:1 |
| White text | 1.68:1 |
Values
| HEX | #BBC7E9 |
| RGB | rgb(187, 199, 233) |
| HSL | hsl(224, 51%, 82%) |
| OKLCH | oklch(83.2% 0.05 270) |
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 #BBC7E9 | 1.68:1 | Fails | Lc -33.7 | Non-text elements, placeholder text |
| Black text on #BBC7E9 | 12.45:1 | AAA | Lc 73.9 | Content text, not long reading |
| #BBC7E9 text on white | 1.68:1 | Fails | Lc 29.9 | Dividers and decoration only |
| #BBC7E9 text on black | 12.45:1 | AAA | Lc -72.9 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EC
oklch(88.6% 0.027 269.6)
-
Step 300
300 (this color)
#BBC7E9
oklch(83.2% 0.05 270)
-
Step 400
400
#8D9FD3
oklch(70.8% 0.079 269.6)
-
Step 500
500
#7186C7
oklch(63.1% 0.101 269.7)
-
Step 600
600
#5A6FB4
oklch(55.6% 0.11 269.8)
-
Step 700
700
#4A5C9B
oklch(49% 0.103 270.2)
-
Step 800
800
#3D4C7D
oklch(42.7% 0.084 269.7)
-
Step 900
900
#343F65
oklch(37.6% 0.067 270.7)
-
Step 950
950
#1E253B
oklch(26.9% 0.042 269.9)
#BBC7E9 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) | #BDC9EB | 0.006 |
| Deuteranopia (no green cones) | #BAC6E8 | 0.003 |
| Tritanopia (no blue cones) | #B0CDD2 | 0.044 |
| Achromatopsia (no color) | #C7C7C7 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBC7E9
#BBC7E9
oklch(83.2% 0.05 270)
- #D4C7A4
#D4C7A4
oklch(83.1% 0.049 90.1)
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 #BBC7E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.014
- Light Steel Blue #B0C4DE ΔE 0.023
- Light Periwinkle #C1C6FC ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.032
- Baby Blue #A2CFFE ΔE 0.040
- Thistle #D8BFD8 ΔE 0.044
- Light Blue #ADD8E6 ΔE 0.049
- Pastel Blue #A2BFFE ΔE 0.053
Use #BBC7E9 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.