#B5D1F3
Closest named color: Light Blue Grey (#B7C9E2). oklch(85.1% 0.056 253.4), rgb(181, 209, 243).
Aa
Black text reads best on this color (13.37:1).
About this color
#B5D1F3 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.056 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.027 away. Black text reads best on it, at 13.37:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.37:1 |
| White text | 1.56:1 |
Values
| HEX | #B5D1F3 |
| RGB | rgb(181, 209, 243) |
| HSL | hsl(213, 72%, 83%) |
| OKLCH | oklch(85.1% 0.056 253.4) |
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 #B5D1F3 | 1.56:1 | Fails | Lc -29.4 | Dividers and decoration only |
| Black text on #B5D1F3 | 13.37:1 | AAA | Lc 77.8 | Fine for body text |
| #B5D1F3 text on white | 1.56:1 | Fails | Lc 26.0 | Dividers and decoration only |
| #B5D1F3 text on black | 13.37:1 | AAA | Lc -77.1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200 (this color)
#B5D1F3
oklch(85.1% 0.056 253.4)
-
Step 300
300
#A0C4EF
oklch(80.9% 0.072 253.1)
-
Step 400
400
#6BA4E7
oklch(70.7% 0.116 253.3)
-
Step 500
500
#408BE0
oklch(63% 0.148 253.6)
-
Step 600
600
#1973CE
oklch(55.5% 0.162 253.6)
-
Step 700
700
#0760B2
oklch(49% 0.15 253.5)
-
Step 800
800
#0E4F90
oklch(42.7% 0.124 253.4)
-
Step 900
900
#154273
oklch(37.6% 0.097 253.4)
-
Step 950
950
#0E2743
oklch(26.9% 0.061 253.2)
#B5D1F3 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) | #C5D2F5 | 0.021 |
| Deuteranopia (no green cones) | #BECCF2 | 0.016 |
| Tritanopia (no blue cones) | #A4D8DC | 0.048 |
| Achromatopsia (no color) | #CECECE | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5D1F3
#B5D1F3
oklch(85.1% 0.056 253.4)
- #E5C9A6
#E5C9A6
oklch(85.1% 0.056 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 #B5D1F3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.027
- Baby Blue #A2CFFE ΔE 0.028
- Light Blue #ADD8E6 ΔE 0.032
- Light Periwinkle #C1C6FC ΔE 0.038
- Light Steel Blue #B0C4DE ΔE 0.040
- Cadet Gray #CED4DA ΔE 0.048
- Cloudy Blue #ACC2D9 ΔE 0.049
- Celeste #A8DADC ΔE 0.049
Use #B5D1F3 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.