#B1DAEB
Closest named color: Light Blue (#ADD8E6). oklch(86.5% 0.049 225), rgb(177, 218, 235).
Aa
Black text reads best on this color (14.09:1).
About this color
#B1DAEB is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.049 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.010 away. Black text reads best on it, at 14.09:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.09:1 |
| White text | 1.48:1 |
Values
| HEX | #B1DAEB |
| RGB | rgb(177, 218, 235) |
| HSL | hsl(198, 59%, 81%) |
| OKLCH | oklch(86.5% 0.049 225) |
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 #B1DAEB | 1.48:1 | Fails | Lc -26.1 | Dividers and decoration only |
| Black text on #B1DAEB | 14.09:1 | AAA | Lc 80.7 | Fine for body text |
| #B1DAEB text on white | 1.48:1 | Fails | Lc 23.0 | Dividers and decoration only |
| #B1DAEB text on black | 14.09:1 | AAA | Lc -80.2 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DEEDF3
oklch(93.7% 0.018 223.6)
-
Step 200
200 (this color)
#B1DAEB
oklch(86.5% 0.049 225)
-
Step 300
300
#95CADF
oklch(80.9% 0.062 224.4)
-
Step 400
400
#50AED0
oklch(70.8% 0.101 224.8)
-
Step 500
500
#0098C0
oklch(63.2% 0.12 225)
-
Step 600
600
#007FA1
oklch(55.5% 0.105 225)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#00495E
oklch(37.7% 0.071 225)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#B1DAEB 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) | #D1D8EC | 0.040 |
| Deuteranopia (no green cones) | #C8D0EB | 0.037 |
| Tritanopia (no blue cones) | #A0DFDF | 0.032 |
| Achromatopsia (no color) | #D3D3D3 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1DAEB
#B1DAEB
oklch(86.5% 0.049 225)
- #EFC9B8
#EFC9B8
oklch(86.4% 0.049 45.5)
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 #B1DAEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.010
- Powder Blue #B0E0E6 ΔE 0.020
- Celeste #A8DADC ΔE 0.025
- Cadet Gray #CED4DA ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.043
- Light Gray #D3D3D3 ΔE 0.049
- Baby Blue #A2CFFE ΔE 0.049
- Pale Turquoise #AFEEEE ΔE 0.053
Use #B1DAEB 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.