#B5DADF
Closest named color: Light Blue (#ADD8E6). oklch(86.3% 0.04 206.5), rgb(181, 218, 223).
Aa
Black text reads best on this color (14.05:1).
About this color
#B5DADF is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.040 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.016 away. Black text reads best on it, at 14.05:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.05:1 |
| White text | 1.49:1 |
Values
| HEX | #B5DADF |
| RGB | rgb(181, 218, 223) |
| HSL | hsl(187, 40%, 79%) |
| OKLCH | oklch(86.3% 0.04 206.5) |
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 #B5DADF | 1.49:1 | Fails | Lc -26.3 | Dividers and decoration only |
| Black text on #B5DADF | 14.05:1 | AAA | Lc 80.6 | Fine for body text |
| #B5DADF text on white | 1.49:1 | Fails | Lc 23.2 | Dividers and decoration only |
| #B5DADF text on black | 14.05:1 | AAA | Lc -80.0 | 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 200.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200 (this color)
#B5DADF
oklch(86.3% 0.04 206.5)
-
Step 300
300
#9BCBD1
oklch(81% 0.051 205.7)
-
Step 400
400
#5DAFBA
oklch(70.6% 0.081 206.9)
-
Step 500
500
#189BA9
oklch(63.2% 0.104 206.6)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#042C31
oklch(26.9% 0.043 207.4)
#B5DADF 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) | #D4D7DF | 0.039 |
| Deuteranopia (no green cones) | #CCD1DF | 0.036 |
| Tritanopia (no blue cones) | #A9DDDB | 0.018 |
| Achromatopsia (no color) | #D3D3D3 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5DADF
#B5DADF
oklch(86.3% 0.04 206.5)
- #EBC9C4
#EBC9C4
oklch(86.3% 0.039 27.8)
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 #B5DADF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.016
- Powder Blue #B0E0E6 ΔE 0.016
- Celeste #A8DADC ΔE 0.016
- Cadet Gray #CED4DA ΔE 0.033
- Light Gray #D3D3D3 ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.047
- Gainsboro #DCDCDC ΔE 0.050
- Pale Turquoise #AFEEEE ΔE 0.050
Use #B5DADF 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.