#B9EFEF
Closest named color: Pale Turquoise (#AFEEEE). oklch(91.5% 0.055 196.2), rgb(185, 239, 239).
Aa
Black text reads best on this color (16.65:1).
About this color
#B9EFEF is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.055 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.012 away. Black text reads best on it, at 16.65:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 16.65:1 |
| White text | 1.26:1 |
Values
| HEX | #B9EFEF |
| RGB | rgb(185, 239, 239) |
| HSL | hsl(180, 63%, 83%) |
| OKLCH | oklch(91.5% 0.055 196.2) |
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 #B9EFEF | 1.26:1 | Fails | Lc -14.9 | Not readable |
| Black text on #B9EFEF | 16.65:1 | AAA | Lc 90.7 | Preferred for body text |
| #B9EFEF text on white | 1.26:1 | Fails | Lc 12.9 | Not readable |
| #B9EFEF text on black | 16.65:1 | AAA | Lc -91.0 | 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
#EFF8F7
oklch(97.2% 0.01 189.1)
-
Step 100
100 (this color)
#B9EFEF
oklch(91.5% 0.055 196.2)
-
Step 200
200
#BCE2E2
oklch(88.6% 0.04 196.5)
-
Step 300
300
#89CFD0
oklch(80.9% 0.07 197)
-
Step 400
400
#28B6B8
oklch(70.7% 0.113 196.4)
-
Step 500
500
#009D9F
oklch(63.1% 0.107 196.4)
-
Step 600
600
#008486
oklch(55.6% 0.095 196.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#004C4D
oklch(37.8% 0.064 196.3)
-
Step 950
950
#002D2E
oklch(27% 0.046 197.1)
#B9EFEF 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) | #E8EAEF | 0.057 |
| Deuteranopia (no green cones) | #DDE2F0 | 0.053 |
| Tritanopia (no blue cones) | #A7F3EF | 0.021 |
| Achromatopsia (no color) | #E5E5E5 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9EFEF
#B9EFEF
oklch(91.5% 0.055 196.2)
- #FFD8D9
#FFD8D9
oklch(91.5% 0.044 16.2)
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 #B9EFEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.012
- Diamond #B9F2FF ΔE 0.021
- Pale Sky Blue #BDF6FE ΔE 0.024
- Duck Egg Blue #C3FBF4 ΔE 0.034
- Robin's Egg Blue #98EFF9 ΔE 0.035
- Pale Cyan #B7FFFA ΔE 0.040
- Powder Blue #B0E0E6 ΔE 0.041
- Eggshell Blue #C4FFF7 ΔE 0.044
Use #B9EFEF 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.