#B9F5FB
Closest named color: Pale Sky Blue (#BDF6FE). oklch(93.2% 0.061 203.8), rgb(185, 245, 251).
Aa
Black text reads best on this color (17.51:1).
About this color
#B9F5FB is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.061 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.007 away. Black text reads best on it, at 17.51:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.51:1 |
| White text | 1.19:1 |
Values
| HEX | #B9F5FB |
| RGB | rgb(185, 245, 251) |
| HSL | hsl(185, 89%, 85%) |
| OKLCH | oklch(93.2% 0.061 203.8) |
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 #B9F5FB | 1.19:1 | Fails | Lc -11.3 | Not readable |
| Black text on #B9F5FB | 17.51:1 | AAA | Lc 93.9 | Preferred for body text |
| #B9F5FB text on white | 1.19:1 | Fails | Lc 9.7 | Not readable |
| #B9F5FB text on black | 17.51:1 | AAA | Lc -94.5 | 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
#EEF8F9
oklch(97.2% 0.011 204.1)
-
Step 100
100 (this color)
#B9F5FB
oklch(93.2% 0.061 203.8)
-
Step 200
200
#B9E2E6
oklch(88.5% 0.043 203.7)
-
Step 300
300
#81D0D8
oklch(81% 0.078 204)
-
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
#006E76
oklch(49.1% 0.084 203.6)
-
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)
#B9F5FB 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) | #ECF0FB | 0.061 |
| Deuteranopia (no green cones) | #E0E7FB | 0.056 |
| Tritanopia (no blue cones) | #A3FAF7 | 0.027 |
| Achromatopsia (no color) | #EAEAEA | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9F5FB
#B9F5FB
oklch(93.2% 0.061 203.8)
- #FFE0DD
#FFE0DD
oklch(93.1% 0.035 24.4)
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 #B9F5FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.007
- Diamond #B9F2FF ΔE 0.011
- Duck Egg Blue #C3FBF4 ΔE 0.024
- Pale Turquoise #AFEEEE ΔE 0.026
- Pale Cyan #B7FFFA ΔE 0.027
- Eggshell Blue #C4FFF7 ΔE 0.032
- Light Light Blue #CAFFFB ΔE 0.034
- Pale Blue #D0FEFE ΔE 0.037
Use #B9F5FB 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.