#B1DDEB
Closest named color: Powder Blue (#B0E0E6). oklch(87.1% 0.05 219.2), rgb(177, 221, 235).
Aa
Black text reads best on this color (14.41:1).
About this color
#B1DDEB is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.050 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.012 away. Black text reads best on it, at 14.41:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.41:1 |
| White text | 1.45:1 |
Values
| HEX | #B1DDEB |
| RGB | rgb(177, 221, 235) |
| HSL | hsl(194, 59%, 81%) |
| OKLCH | oklch(87.1% 0.05 219.2) |
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 #B1DDEB | 1.45:1 | Fails | Lc -24.7 | Dividers and decoration only |
| Black text on #B1DDEB | 14.41:1 | AAA | Lc 82.0 | Fine for body text |
| #B1DDEB text on white | 1.45:1 | Fails | Lc 21.7 | Dividers and decoration only |
| #B1DDEB text on black | 14.41:1 | AAA | Lc -81.6 | 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
#F0F7F9
oklch(97.1% 0.008 216.6)
-
Step 100
100
#DDEDF2
oklch(93.6% 0.018 218.4)
-
Step 200
200 (this color)
#B1DDEB
oklch(87.1% 0.05 219.2)
-
Step 300
300
#92CBDD
oklch(80.9% 0.064 219.4)
-
Step 400
400
#49B0CC
oklch(70.8% 0.102 218.9)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#B1DDEB 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 | 0.043 |
| Deuteranopia (no green cones) | #CBD3EB | 0.039 |
| Tritanopia (no blue cones) | #9FE2E1 | 0.030 |
| Achromatopsia (no color) | #D6D6D6 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1DDEB
#B1DDEB
oklch(87.1% 0.05 219.2)
- #F3CABD
#F3CABD
oklch(87.1% 0.05 38.3)
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 #B1DDEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.012
- Light Blue #ADD8E6 ΔE 0.015
- Celeste #A8DADC ΔE 0.024
- Cadet Gray #CED4DA ΔE 0.041
- Pale Turquoise #AFEEEE ΔE 0.044
- Robin's Egg Blue #98EFF9 ΔE 0.049
- Light Gray #D3D3D3 ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.051
Use #B1DDEB 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.