#B2D9EB
Closest named color: Light Blue (#ADD8E6). oklch(86.3% 0.048 227.6), rgb(178, 217, 235).
Aa
Black text reads best on this color (14.01:1).
About this color
#B2D9EB is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.048 and its hue 228°. 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 14.01:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.01:1 |
| White text | 1.49:1 |
Values
| HEX | #B2D9EB |
| RGB | rgb(178, 217, 235) |
| HSL | hsl(199, 59%, 81%) |
| OKLCH | oklch(86.3% 0.048 227.6) |
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 #B2D9EB | 1.49:1 | Fails | Lc -26.5 | Dividers and decoration only |
| Black text on #B2D9EB | 14.01:1 | AAA | Lc 80.4 | Fine for body text |
| #B2D9EB text on white | 1.49:1 | Fails | Lc 23.3 | Dividers and decoration only |
| #B2D9EB text on black | 14.01:1 | AAA | Lc -79.9 | 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)
#B2D9EB
oklch(86.3% 0.048 227.6)
-
Step 300
300
#97C9E0
oklch(80.9% 0.061 228)
-
Step 400
400
#55ADD1
oklch(70.8% 0.099 227.5)
-
Step 500
500
#0097C3
oklch(63.1% 0.123 227.5)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#004960
oklch(37.8% 0.073 227.3)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#B2D9EB 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) | #D0D7EC | 0.037 |
| Deuteranopia (no green cones) | #C7D0EB | 0.033 |
| Tritanopia (no blue cones) | #A1DEDF | 0.032 |
| Achromatopsia (no color) | #D3D3D3 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2D9EB
#B2D9EB
oklch(86.3% 0.048 227.6)
- #EEC9B7
#EEC9B7
oklch(86.3% 0.049 47.5)
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 #B2D9EB, 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 0.022
- Celeste #A8DADC ΔE 0.026
- Cadet Gray #CED4DA ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.040
- Baby Blue #A2CFFE ΔE 0.048
- Light Gray #D3D3D3 ΔE 0.048
- Light Steel Blue #B0C4DE ΔE 0.054
Use #B2D9EB 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.