#B9CBDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.5% 0.034 251), rgb(185, 203, 223).
Aa
Black text reads best on this color (12.67:1).
About this color
#B9CBDF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.034 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.008 away. Black text reads best on it, at 12.67:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.67:1 |
| White text | 1.65:1 |
Values
| HEX | #B9CBDF |
| RGB | rgb(185, 203, 223) |
| HSL | hsl(212, 37%, 80%) |
| OKLCH | oklch(83.5% 0.034 251) |
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 #B9CBDF | 1.65:1 | Fails | Lc -32.7 | Non-text elements, placeholder text |
| Black text on #B9CBDF | 12.67:1 | AAA | Lc 74.8 | Content text, not long reading |
| #B9CBDF text on white | 1.65:1 | Fails | Lc 29.0 | Dividers and decoration only |
| #B9CBDF text on black | 12.67:1 | AAA | Lc -73.9 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EAF0
oklch(93.5% 0.01 252.8)
-
Step 200
200
#D0DAE6
oklch(88.4% 0.02 252.9)
-
Step 300
300 (this color)
#B9CBDF
oklch(83.5% 0.034 251)
-
Step 400
400
#88A4C2
oklch(70.8% 0.054 250.4)
-
Step 500
500
#6A8DB3
oklch(63.2% 0.07 251)
-
Step 600
600
#51769F
oklch(55.5% 0.077 251.8)
-
Step 700
700
#416388
oklch(49% 0.072 251.4)
-
Step 800
800
#36516E
oklch(42.6% 0.059 251)
-
Step 900
900
#2F4359
oklch(37.6% 0.046 251.4)
-
Step 950
950
#1C2834
oklch(27.1% 0.028 248.9)
#B9CBDF 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) | #C4CBE0 | 0.015 |
| Deuteranopia (no green cones) | #BFC7DF | 0.013 |
| Tritanopia (no blue cones) | #AFCFD1 | 0.029 |
| Achromatopsia (no color) | #C9C9C9 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9CBDF
#B9CBDF
oklch(83.5% 0.034 251)
- #D7C6B1
#D7C6B1
oklch(83.5% 0.034 73.1)
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 #B9CBDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.008
- Light Steel Blue #B0C4DE ΔE 0.023
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Blue #ADD8E6 ΔE 0.034
- Cadet Gray #CED4DA ΔE 0.040
- Silver #C0C0C0 ΔE 0.044
- Celeste #A8DADC ΔE 0.045
- Light Gray #D3D3D3 ΔE 0.047
Use #B9CBDF 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.