#BBC9DE
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.2% 0.033 258.4), rgb(187, 201, 222).
Aa
Black text reads best on this color (12.52:1).
About this color
#BBC9DE is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.033 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.007 away. Black text reads best on it, at 12.52:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.033) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.52:1 |
| White text | 1.67:1 |
Values
| HEX | #BBC9DE |
| RGB | rgb(187, 201, 222) |
| HSL | hsl(216, 35%, 80%) |
| OKLCH | oklch(83.2% 0.033 258.4) |
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 #BBC9DE | 1.67:1 | Fails | Lc -33.4 | Non-text elements, placeholder text |
| Black text on #BBC9DE | 12.52:1 | AAA | Lc 74.2 | Content text, not long reading |
| #BBC9DE text on white | 1.67:1 | Fails | Lc 29.7 | Dividers and decoration only |
| #BBC9DE text on black | 12.52:1 | AAA | Lc -73.2 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE6
oklch(88.6% 0.019 258.4)
-
Step 300
300 (this color)
#BBC9DE
oklch(83.2% 0.033 258.4)
-
Step 400
400
#8DA2C2
oklch(70.7% 0.053 258.7)
-
Step 500
500
#708BB3
oklch(63.1% 0.068 258.1)
-
Step 600
600
#58749F
oklch(55.5% 0.075 258.8)
-
Step 700
700
#486288
oklch(49.2% 0.069 257.8)
-
Step 800
800
#3C506E
oklch(42.8% 0.056 258.3)
-
Step 900
900
#334259
oklch(37.6% 0.044 258.8)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#BBC9DE 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) | #C2CADF | 0.010 |
| Deuteranopia (no green cones) | #BFC6DE | 0.009 |
| Tritanopia (no blue cones) | #B3CDD0 | 0.028 |
| Achromatopsia (no color) | #C8C8C8 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBC9DE
#BBC9DE
oklch(83.2% 0.033 258.4)
- #D4C6B0
#D4C6B0
oklch(83.2% 0.034 79.2)
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 #BBC9DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.007
- Light Steel Blue #B0C4DE ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.028
- Light Blue #ADD8E6 ΔE 0.039
- Silver #C0C0C0 ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.042
- Thistle #D8BFD8 ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.047
Use #BBC9DE 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.