#B9DFDB
Closest named color: Powder Blue (#B0E0E6). oklch(87.5% 0.04 188.6), rgb(185, 223, 219).
Aa
Black text reads best on this color (14.64:1).
About this color
#B9DFDB is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.040 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.017 away. Black text reads best on it, at 14.64:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.64:1 |
| White text | 1.43:1 |
Values
| HEX | #B9DFDB |
| RGB | rgb(185, 223, 219) |
| HSL | hsl(174, 37%, 80%) |
| OKLCH | oklch(87.5% 0.04 188.6) |
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 #B9DFDB | 1.43:1 | Fails | Lc -23.7 | Dividers and decoration only |
| Black text on #B9DFDB | 14.64:1 | AAA | Lc 82.9 | Fine for body text |
| #B9DFDB text on white | 1.43:1 | Fails | Lc 20.8 | Dividers and decoration only |
| #B9DFDB text on black | 14.64:1 | AAA | Lc -82.6 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#DFEDEC
oklch(93.5% 0.015 191.8)
-
Step 200
200 (this color)
#B9DFDB
oklch(87.5% 0.04 188.6)
-
Step 300
300
#9BCCC7
oklch(80.9% 0.052 188.4)
-
Step 400
400
#5DB1AB
oklch(70.6% 0.083 189.4)
-
Step 500
500
#179E96
oklch(63.2% 0.106 188.3)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C48
oklch(37.6% 0.065 188.7)
-
Step 950
950
#042D2B
oklch(27% 0.043 190)
#B9DFDB 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) | #DBDBDB | 0.043 |
| Deuteranopia (no green cones) | #D3D5DC | 0.041 |
| Tritanopia (no blue cones) | #AEE1DE | 0.013 |
| Achromatopsia (no color) | #D7D7D7 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9DFDB
#B9DFDB
oklch(87.5% 0.04 188.6)
- #EFCCD0
#EFCCD0
oklch(87.6% 0.04 10.1)
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 #B9DFDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.017
- Celeste #A8DADC ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.032
- Cadet Gray #CED4DA ΔE 0.037
- Pale Turquoise #AFEEEE ΔE 0.040
- Pale Silver #D8E2DC ΔE 0.041
- Light Gray #D3D3D3 ΔE 0.041
- Gainsboro #DCDCDC ΔE 0.045
Use #B9DFDB 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.