#B0D1EF
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.7% 0.055 245.9), rgb(176, 209, 239).
Aa
Black text reads best on this color (13.21:1).
About this color
#B0D1EF is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.055 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.024 away. Black text reads best on it, at 13.21:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.21:1 |
| White text | 1.58:1 |
Values
| HEX | #B0D1EF |
| RGB | rgb(176, 209, 239) |
| HSL | hsl(209, 66%, 81%) |
| OKLCH | oklch(84.7% 0.055 245.9) |
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 #B0D1EF | 1.58:1 | Fails | Lc -30.1 | Non-text elements, placeholder text |
| Black text on #B0D1EF | 13.21:1 | AAA | Lc 77.1 | Fine for body text |
| #B0D1EF text on white | 1.58:1 | Fails | Lc 26.7 | Dividers and decoration only |
| #B0D1EF text on black | 13.21:1 | AAA | Lc -76.3 | 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 300.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300 (this color)
#B0D1EF
oklch(84.7% 0.055 245.9)
-
Step 400
400
#72A6D4
oklch(70.6% 0.087 246.1)
-
Step 500
500
#4A8FC9
oklch(63% 0.112 246.2)
-
Step 600
600
#2878B6
oklch(55.5% 0.123 246.3)
-
Step 700
700
#1A659D
oklch(49.1% 0.114 246.3)
-
Step 800
800
#19537F
oklch(42.8% 0.094 245.8)
-
Step 900
900
#1C4566
oklch(37.8% 0.073 245.8)
-
Step 950
950
#11283C
oklch(26.9% 0.047 246.9)
#B0D1EF 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) | #C5D1F1 | 0.027 |
| Deuteranopia (no green cones) | #BDCAEE | 0.023 |
| Tritanopia (no blue cones) | #9ED8DB | 0.045 |
| Achromatopsia (no color) | #CDCDCD | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0D1EF
#B0D1EF
oklch(84.7% 0.055 245.9)
- #E6C6A7
#E6C6A7
oklch(84.6% 0.055 66.1)
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 #B0D1EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.024
- Light Blue #ADD8E6 ΔE 0.026
- Baby Blue #A2CFFE ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.036
- Celeste #A8DADC ΔE 0.043
- Light Periwinkle #C1C6FC ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.046
Use #B0D1EF 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.