#B5D1DF
Closest named color: Light Blue (#ADD8E6). oklch(84.4% 0.036 229.4), rgb(181, 209, 223).
Aa
Black text reads best on this color (13.15:1).
About this color
#B5D1DF is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.036 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.019 away. Black text reads best on it, at 13.15:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.15:1 |
| White text | 1.59:1 |
Values
| HEX | #B5D1DF |
| RGB | rgb(181, 209, 223) |
| HSL | hsl(200, 40%, 79%) |
| OKLCH | oklch(84.4% 0.036 229.4) |
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 #B5D1DF | 1.59:1 | Fails | Lc -30.5 | Non-text elements, placeholder text |
| Black text on #B5D1DF | 13.15:1 | AAA | Lc 76.8 | Fine for body text |
| #B5D1DF text on white | 1.59:1 | Fails | Lc 27.0 | Dividers and decoration only |
| #B5D1DF text on black | 13.15:1 | AAA | Lc -76.0 | 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 300.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CCDCE4
oklch(88.5% 0.02 229.1)
-
Step 300
300 (this color)
#B5D1DF
oklch(84.4% 0.036 229.4)
-
Step 400
400
#7BA8BE
oklch(70.7% 0.058 229.7)
-
Step 500
500
#5892AD
oklch(63.1% 0.073 229.5)
-
Step 600
600
#3B7C99
oklch(55.6% 0.08 229.7)
-
Step 700
700
#2D6882
oklch(49% 0.074 229.8)
-
Step 800
800
#26556A
oklch(42.6% 0.062 229.8)
-
Step 900
900
#244656
oklch(37.6% 0.048 230.2)
-
Step 950
950
#162932
oklch(26.9% 0.03 229.7)
#B5D1DF 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) | #CAD0E0 | 0.027 |
| Deuteranopia (no green cones) | #C4CADF | 0.025 |
| Tritanopia (no blue cones) | #A9D5D5 | 0.025 |
| Achromatopsia (no color) | #CDCDCD | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5D1DF
#B5D1DF
oklch(84.4% 0.036 229.4)
- #E0C6B8
#E0C6B8
oklch(84.5% 0.035 50.2)
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 #B5D1DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.019
- Light Blue Grey #B7C9E2 ΔE 0.023
- Celeste #A8DADC ΔE 0.029
- Cadet Gray #CED4DA ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.036
- Powder Blue #B0E0E6 ΔE 0.038
- Cloudy Blue #ACC2D9 ΔE 0.042
- Light Gray #D3D3D3 ΔE 0.042
Use #B5D1DF 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.