#B9DCFF
Closest named color: Light Blue (#ADD8E6). oklch(88.1% 0.061 248.5), rgb(185, 220, 255).
Aa
Black text reads best on this color (14.74:1).
About this color
#B9DCFF is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.061 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.039 away. Black text reads best on it, at 14.74:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.74:1 |
| White text | 1.42:1 |
Values
| HEX | #B9DCFF |
| RGB | rgb(185, 220, 255) |
| HSL | hsl(210, 100%, 86%) |
| OKLCH | oklch(88.1% 0.061 248.5) |
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 #B9DCFF | 1.42:1 | Fails | Lc -23.2 | Dividers and decoration only |
| Black text on #B9DCFF | 14.74:1 | AAA | Lc 83.3 | Fine for body text |
| #B9DCFF text on white | 1.42:1 | Fails | Lc 20.4 | Dividers and decoration only |
| #B9DCFF text on black | 14.74:1 | AAA | Lc -83.0 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFECF9
oklch(93.7% 0.022 248.1)
-
Step 200
200 (this color)
#B9DCFF
oklch(88.1% 0.061 248.5)
-
Step 300
300
#99C6F2
oklch(81% 0.079 248.3)
-
Step 400
400
#5CA6EB
oklch(70.7% 0.126 248.5)
-
Step 500
500
#1F8EE5
oklch(63.2% 0.161 248.5)
-
Step 600
600
#0077C7
oklch(55.7% 0.152 248.5)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#004475
oklch(37.8% 0.103 248.3)
-
Step 950
950
#052845
oklch(27% 0.066 248.3)
#B9DCFF 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) | #CFDCFF | 0.027 |
| Deuteranopia (no green cones) | #C6D5FE | 0.023 |
| Tritanopia (no blue cones) | #A5E4E7 | 0.052 |
| Achromatopsia (no color) | #D8D8D8 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9DCFF
#B9DCFF
oklch(88.1% 0.061 248.5)
- #F3D1AD
#F3D1AD
oklch(88.1% 0.061 68.5)
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 #B9DCFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.039
- Powder Blue #B0E0E6 ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.046
- Cadet Gray #CED4DA ΔE 0.052
- Celeste #A8DADC ΔE 0.055
- Light Blue Grey #B7C9E2 ΔE 0.055
- Light Periwinkle #C1C6FC ΔE 0.056
- Diamond #B9F2FF ΔE 0.059
Use #B9DCFF 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.