#B4D8DA
Closest named color: Celeste (#A8DADC). oklch(85.7% 0.038 200.6), rgb(180, 216, 218).
Aa
Black text reads best on this color (13.77:1).
About this color
#B4D8DA is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.038 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.014 away. Black text reads best on it, at 13.77:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.77:1 |
| White text | 1.52:1 |
Values
| HEX | #B4D8DA |
| RGB | rgb(180, 216, 218) |
| HSL | hsl(183, 34%, 78%) |
| OKLCH | oklch(85.7% 0.038 200.6) |
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 #B4D8DA | 1.52:1 | Fails | Lc -27.6 | Dividers and decoration only |
| Black text on #B4D8DA | 13.77:1 | AAA | Lc 79.4 | Fine for body text |
| #B4D8DA text on white | 1.52:1 | Fails | Lc 24.3 | Dividers and decoration only |
| #B4D8DA text on black | 13.77:1 | AAA | Lc -78.8 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDEE
oklch(93.7% 0.014 202.5)
-
Step 200
200 (this color)
#B4D8DA
oklch(85.7% 0.038 200.6)
-
Step 300
300
#9CCBCD
oklch(81% 0.049 199.5)
-
Step 400
400
#60B0B4
oklch(70.8% 0.079 199.8)
-
Step 500
500
#229BA2
oklch(63% 0.1 201)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B4F
oklch(37.5% 0.064 200.9)
-
Step 950
950
#062C2F
oklch(26.9% 0.041 202.8)
#B4D8DA 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) | #D3D4DA | 0.040 |
| Deuteranopia (no green cones) | #CBCFDA | 0.036 |
| Tritanopia (no blue cones) | #A9DBD8 | 0.015 |
| Achromatopsia (no color) | #D1D1D1 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4D8DA
#B4D8DA
oklch(85.7% 0.038 200.6)
- #E8C7C5
#E8C7C5
oklch(85.7% 0.038 22)
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 #B4D8DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.014
- Light Blue #ADD8E6 ΔE 0.018
- Powder Blue #B0E0E6 ΔE 0.022
- Cadet Gray #CED4DA ΔE 0.033
- Light Gray #D3D3D3 ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.045
- Gainsboro #DCDCDC ΔE 0.053
- Pale Silver #D8E2DC ΔE 0.055
Use #B4D8DA 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.