#B5D3DF
Closest named color: Light Blue (#ADD8E6). oklch(84.9% 0.036 223.9), rgb(181, 211, 223).
Aa
Black text reads best on this color (13.34:1).
About this color
#B5D3DF is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.036 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.015 away. Black text reads best on it, at 13.34:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.34:1 |
| White text | 1.57:1 |
Values
| HEX | #B5D3DF |
| RGB | rgb(181, 211, 223) |
| HSL | hsl(197, 40%, 79%) |
| OKLCH | oklch(84.9% 0.036 223.9) |
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 #B5D3DF | 1.57:1 | Fails | Lc -29.5 | Dividers and decoration only |
| Black text on #B5D3DF | 13.34:1 | AAA | Lc 77.7 | Fine for body text |
| #B5D3DF text on white | 1.57:1 | Fails | Lc 26.1 | Dividers and decoration only |
| #B5D3DF text on black | 13.34:1 | AAA | Lc -76.9 | 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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200 (this color)
#B5D3DF
oklch(84.9% 0.036 223.9)
-
Step 300
300
#A1C8D7
oklch(81% 0.046 223.3)
-
Step 400
400
#6BABC3
oklch(70.7% 0.074 223.9)
-
Step 500
500
#3D96B4
oklch(63.2% 0.095 223.7)
-
Step 600
600
#067FA0
oklch(55.5% 0.103 224.6)
-
Step 700
700
#006B87
oklch(49% 0.092 224)
-
Step 800
800
#02586F
oklch(42.8% 0.079 223.6)
-
Step 900
900
#12485A
oklch(37.6% 0.062 224.8)
-
Step 950
950
#0D2A35
oklch(26.9% 0.04 226.2)
#B5D3DF 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) | #CCD1E0 | 0.030 |
| Deuteranopia (no green cones) | #C6CCDF | 0.027 |
| Tritanopia (no blue cones) | #A9D7D7 | 0.023 |
| Achromatopsia (no color) | #CECECE | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5D3DF
#B5D3DF
oklch(84.9% 0.036 223.9)
- #E3C6BB
#E3C6BB
oklch(84.8% 0.036 41.9)
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 #B5D3DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.015
- Celeste #A8DADC ΔE 0.025
- Light Blue Grey #B7C9E2 ΔE 0.029
- Cadet Gray #CED4DA ΔE 0.033
- Powder Blue #B0E0E6 ΔE 0.033
- Light Gray #D3D3D3 ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.041
- Cloudy Blue #ACC2D9 ΔE 0.047
Use #B5D3DF 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.