#B9D2EF
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.5% 0.049 252.2), rgb(185, 210, 239).
Aa
Black text reads best on this color (13.52:1).
About this color
#B9D2EF is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.049 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.026 away. Black text reads best on it, at 13.52:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.52:1 |
| White text | 1.55:1 |
Values
| HEX | #B9D2EF |
| RGB | rgb(185, 210, 239) |
| HSL | hsl(212, 63%, 83%) |
| OKLCH | oklch(85.5% 0.049 252.2) |
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 #B9D2EF | 1.55:1 | Fails | Lc -28.7 | Dividers and decoration only |
| Black text on #B9D2EF | 13.52:1 | AAA | Lc 78.4 | Fine for body text |
| #B9D2EF text on white | 1.55:1 | Fails | Lc 25.4 | Dividers and decoration only |
| #B9D2EF text on black | 13.52:1 | AAA | Lc -77.7 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200 (this color)
#B9D2EF
oklch(85.5% 0.049 252.2)
-
Step 300
300
#A4C4E9
oklch(80.9% 0.063 252.3)
-
Step 400
400
#72A4DE
oklch(70.7% 0.101 252.8)
-
Step 500
500
#4B8DD4
oklch(63.2% 0.127 252)
-
Step 600
600
#2B75C2
oklch(55.6% 0.14 252.5)
-
Step 700
700
#1C62A7
oklch(49.1% 0.129 252.1)
-
Step 800
800
#1A5087
oklch(42.6% 0.107 252.2)
-
Step 900
900
#1C436C
oklch(37.7% 0.083 251.9)
-
Step 950
950
#12273F
oklch(26.9% 0.053 253.1)
#B9D2EF 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) | #C8D2F0 | 0.019 |
| Deuteranopia (no green cones) | #C1CDEE | 0.015 |
| Tritanopia (no blue cones) | #ABD8DB | 0.041 |
| Achromatopsia (no color) | #CFCFCF | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9D2EF
#B9D2EF
oklch(85.5% 0.049 252.2)
- #E4CBAD
#E4CBAD
oklch(85.5% 0.049 72.2)
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 #B9D2EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Blue #ADD8E6 ΔE 0.027
- Baby Blue #A2CFFE ΔE 0.036
- Cadet Gray #CED4DA ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.041
- Light Periwinkle #C1C6FC ΔE 0.042
- Powder Blue #B0E0E6 ΔE 0.044
- Celeste #A8DADC ΔE 0.045
Use #B9D2EF 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.