#B3D1EB
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.7% 0.049 244.6), rgb(179, 209, 235).
Aa
Black text reads best on this color (13.23:1).
About this color
#B3D1EB is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.049 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.021 away. Black text reads best on it, at 13.23:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.23:1 |
| White text | 1.58:1 |
Values
| HEX | #B3D1EB |
| RGB | rgb(179, 209, 235) |
| HSL | hsl(208, 58%, 81%) |
| OKLCH | oklch(84.7% 0.049 244.6) |
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 #B3D1EB | 1.58:1 | Fails | Lc -30.0 | Non-text elements, placeholder text |
| Black text on #B3D1EB | 13.23:1 | AAA | Lc 77.2 | Fine for body text |
| #B3D1EB text on white | 1.58:1 | Fails | Lc 26.6 | Dividers and decoration only |
| #B3D1EB text on black | 13.23:1 | AAA | Lc -76.4 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF5
oklch(93.5% 0.018 245.4)
-
Step 200
200 (this color)
#B3D1EB
oklch(84.7% 0.049 244.6)
-
Step 300
300
#9FC6E7
oklch(81% 0.063 244.2)
-
Step 400
400
#68A7DB
oklch(70.7% 0.1 244.8)
-
Step 500
500
#3990D1
oklch(63.1% 0.128 244.7)
-
Step 600
600
#0079BE
oklch(55.6% 0.139 244.6)
-
Step 700
700
#0066A1
oklch(49.2% 0.123 244.5)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#10456A
oklch(37.6% 0.083 244.4)
-
Step 950
950
#0C293E
oklch(27.1% 0.052 243.5)
#B3D1EB 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) | #C7D1EC | 0.025 |
| Deuteranopia (no green cones) | #C0CBEB | 0.022 |
| Tritanopia (no blue cones) | #A3D7D9 | 0.040 |
| Achromatopsia (no color) | #CDCDCD | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3D1EB
#B3D1EB
oklch(84.7% 0.049 244.6)
- #E4C7AC
#E4C7AC
oklch(84.7% 0.049 65.1)
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 #B3D1EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.021
- Light Blue #ADD8E6 ΔE 0.023
- Baby Blue #A2CFFE ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.035
- Celeste #A8DADC ΔE 0.039
- Cadet Gray #CED4DA ΔE 0.043
- Cloudy Blue #ACC2D9 ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.043
Use #B3D1EB 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.