#B5DDEB
Closest named color: Powder Blue (#B0E0E6). oklch(87.3% 0.046 221.1), rgb(181, 221, 235).
Aa
Black text reads best on this color (14.50:1).
About this color
#B5DDEB is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.046 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.014 away. Black text reads best on it, at 14.50:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.50:1 |
| White text | 1.44:1 |
Values
| HEX | #B5DDEB |
| RGB | rgb(181, 221, 235) |
| HSL | hsl(196, 57%, 82%) |
| OKLCH | oklch(87.3% 0.046 221.1) |
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 #B5DDEB | 1.44:1 | Fails | Lc -24.3 | Dividers and decoration only |
| Black text on #B5DDEB | 14.50:1 | AAA | Lc 82.4 | Fine for body text |
| #B5DDEB text on white | 1.44:1 | Fails | Lc 21.3 | Dividers and decoration only |
| #B5DDEB text on black | 14.50:1 | AAA | Lc -82.0 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DEEDF2
oklch(93.6% 0.017 219.7)
-
Step 200
200 (this color)
#B5DDEB
oklch(87.3% 0.046 221.1)
-
Step 300
300
#96CADC
oklch(80.9% 0.06 221.3)
-
Step 400
400
#54AECA
oklch(70.7% 0.095 221)
-
Step 500
500
#0099BB
oklch(63.2% 0.116 221)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#00495B
oklch(37.6% 0.069 221.4)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#B5DDEB 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) | #D4DAEC | 0.039 |
| Deuteranopia (no green cones) | #CCD4EB | 0.035 |
| Tritanopia (no blue cones) | #A5E2E1 | 0.029 |
| Achromatopsia (no color) | #D6D6D6 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5DDEB
#B5DDEB
oklch(87.3% 0.046 221.1)
- #F1CCBE
#F1CCBE
oklch(87.3% 0.046 41.8)
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 #B5DDEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.014
- Light Blue #ADD8E6 ΔE 0.018
- Celeste #A8DADC ΔE 0.027
- Cadet Gray #CED4DA ΔE 0.038
- Pale Turquoise #AFEEEE ΔE 0.044
- Light Gray #D3D3D3 ΔE 0.047
- Robin's Egg Blue #98EFF9 ΔE 0.050
- Gainsboro #DCDCDC ΔE 0.051
Use #B5DDEB 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.