#B9FEF4
Closest named color: Pale Cyan (#B7FFFA). oklch(94.9% 0.07 185), rgb(185, 254, 244).
Aa
Black text reads best on this color (18.54:1).
About this color
#B9FEF4 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.070 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Cyan (#B7FFFA), ΔE 0.008 away. Black text reads best on it, at 18.54:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Pale Cyan (#B7FFFA) |
| Black text | 18.54:1 |
| White text | 1.13:1 |
Values
| HEX | #B9FEF4 |
| RGB | rgb(185, 254, 244) |
| HSL | hsl(171, 97%, 86%) |
| OKLCH | oklch(94.9% 0.07 185) |
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 #B9FEF4 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #B9FEF4 | 18.54:1 | AAA | Lc 97.6 | Preferred for body text |
| #B9FEF4 text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #B9FEF4 text on black | 18.54:1 | 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
#EDF8F6
oklch(97% 0.012 184.1)
-
Step 100
100 (this color)
#B9FEF4
oklch(94.9% 0.07 185)
-
Step 200
200
#B5E4DD
oklch(88.4% 0.049 185.2)
-
Step 300
300
#78D4C8
oklch(80.9% 0.09 184.8)
-
Step 400
400
#00B9AB
oklch(70.7% 0.124 185.3)
-
Step 500
500
#009F92
oklch(63.2% 0.111 184.7)
-
Step 600
600
#00867B
oklch(55.7% 0.098 184.8)
-
Step 700
700
#007067
oklch(49% 0.086 185.2)
-
Step 800
800
#005C54
oklch(42.7% 0.075 184.7)
-
Step 900
900
#004D46
oklch(37.8% 0.067 184.5)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#B9FEF4 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) | #F7F6F4 | 0.075 |
| Deuteranopia (no green cones) | #EAEDF5 | 0.070 |
| Tritanopia (no blue cones) | #A4FFFB | 0.021 |
| Achromatopsia (no color) | #F1F1F1 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9FEF4
#B9FEF4
oklch(94.9% 0.07 185)
- #FFE7EB
#FFE7EB
oklch(94.8% 0.027 6.2)
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 #B9FEF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Cyan #B7FFFA ΔE 0.008
- Duck Egg Blue #C3FBF4 ΔE 0.013
- Eggshell Blue #C4FFF7 ΔE 0.013
- Pale Aqua #B8FFEB ΔE 0.014
- Light Light Blue #CAFFFB ΔE 0.022
- Pale Sky Blue #BDF6FE ΔE 0.029
- Pale Blue #D0FEFE ΔE 0.030
- Ice #D6FFFA ΔE 0.035
Use #B9FEF4 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.