#B5F8FF
Closest named color: Pale Sky Blue (#BDF6FE). oklch(93.7% 0.067 204.2), rgb(181, 248, 255).
Aa
Black text reads best on this color (17.83:1).
About this color
#B5F8FF is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.067 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.009 away. Black text reads best on it, at 17.83:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.83:1 |
| White text | 1.17:1 |
Values
| HEX | #B5F8FF |
| RGB | rgb(181, 248, 255) |
| HSL | hsl(186, 100%, 85%) |
| OKLCH | oklch(93.7% 0.067 204.2) |
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 #B5F8FF | 1.17:1 | Fails | Lc -9.9 | Not readable |
| Black text on #B5F8FF | 17.83:1 | AAA | Lc 95.1 | Preferred for body text |
| #B5F8FF text on white | 1.17:1 | Fails | Lc 8.5 | Not readable |
| #B5F8FF text on black | 17.83:1 | AAA | Lc -95.8 | Preferred 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 100.
-
Step 50
50
#EDF8F9
oklch(97.1% 0.012 203.5)
-
Step 100
100 (this color)
#B5F8FF
oklch(93.7% 0.067 204.2)
-
Step 200
200
#B5E3E8
oklch(88.5% 0.048 204.5)
-
Step 300
300
#78D1DA
oklch(80.8% 0.086 204)
-
Step 400
400
#00B6C3
oklch(70.8% 0.121 203.9)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#B5F8FF 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) | #EEF2FF | 0.068 |
| Deuteranopia (no green cones) | #E1E8FF | 0.063 |
| Tritanopia (no blue cones) | #9BFDFA | 0.030 |
| Achromatopsia (no color) | #ECECEC | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5F8FF
#B5F8FF
oklch(93.7% 0.067 204.2)
- #FFE3E0
#FFE3E0
oklch(93.8% 0.031 25)
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 #B5F8FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.009
- Diamond #B9F2FF ΔE 0.016
- Pale Cyan #B7FFFA ΔE 0.022
- Duck Egg Blue #C3FBF4 ΔE 0.024
- Eggshell Blue #C4FFF7 ΔE 0.030
- Pale Turquoise #AFEEEE ΔE 0.032
- Light Light Blue #CAFFFB ΔE 0.032
- Pale Blue #D0FEFE ΔE 0.036
Use #B5F8FF 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.