#B9FDFF
Closest named color: Pale Cyan (#B7FFFA). oklch(95% 0.067 198.4), rgb(185, 253, 255).
Aa
Black text reads best on this color (18.55:1).
About this color
#B9FDFF is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.067 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Cyan (#B7FFFA), ΔE 0.010 away. Black text reads best on it, at 18.55:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Pale Cyan (#B7FFFA) |
| Black text | 18.55:1 |
| White text | 1.13:1 |
Values
| HEX | #B9FDFF |
| RGB | rgb(185, 253, 255) |
| HSL | hsl(182, 100%, 86%) |
| OKLCH | oklch(95% 0.067 198.4) |
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 #B9FDFF | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #B9FDFF | 18.55:1 | AAA | Lc 97.7 | Preferred for body text |
| #B9FDFF text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #B9FDFF text on black | 18.55:1 | AAA | Lc -98.6 | 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
#EDF8F8
oklch(97.1% 0.012 197)
-
Step 100
100 (this color)
#B9FDFF
oklch(95% 0.067 198.4)
-
Step 200
200
#B5E3E5
oklch(88.4% 0.048 199.6)
-
Step 300
300
#78D2D5
oklch(80.9% 0.087 198.4)
-
Step 400
400
#00B7BC
oklch(70.8% 0.12 198.3)
-
Step 500
500
#009DA1
oklch(63.2% 0.107 198)
-
Step 600
600
#008488
oklch(55.7% 0.095 198.5)
-
Step 700
700
#006F72
oklch(49.2% 0.084 198.1)
-
Step 800
800
#005B5E
oklch(42.8% 0.073 198.7)
-
Step 900
900
#004C4E
oklch(37.8% 0.064 197.8)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#B9FDFF 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) | #F4F7FF | 0.070 |
| Deuteranopia (no green cones) | #E7EDFF | 0.065 |
| Tritanopia (no blue cones) | #A1FFFD | 0.024 |
| Achromatopsia (no color) | #F1F1F1 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9FDFF
#B9FDFF
oklch(95% 0.067 198.4)
- #FFE8E8
#FFE8E8
oklch(94.9% 0.025 17.6)
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 #B9FDFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Cyan #B7FFFA ΔE 0.010
- Duck Egg Blue #C3FBF4 ΔE 0.016
- Eggshell Blue #C4FFF7 ΔE 0.018
- Pale Sky Blue #BDF6FE ΔE 0.018
- Light Light Blue #CAFFFB ΔE 0.020
- Pale Blue #D0FEFE ΔE 0.026
- Diamond #B9F2FF ΔE 0.029
- Pale Aqua #B8FFEB ΔE 0.030
Use #B9FDFF 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.