#B9EFEB
Closest named color: Pale Turquoise (#AFEEEE). oklch(91.4% 0.055 190.6), rgb(185, 239, 235).
Aa
Black text reads best on this color (16.60:1).
About this color
#B9EFEB is a very light, muted teal or cyan. In OKLCH its lightness is 91%, its chroma 0.055 and its hue 191°. 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 16.60:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 16.60:1 |
| White text | 1.26:1 |
Values
| HEX | #B9EFEB |
| RGB | rgb(185, 239, 235) |
| HSL | hsl(176, 63%, 83%) |
| OKLCH | oklch(91.4% 0.055 190.6) |
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 #B9EFEB | 1.26:1 | Fails | Lc -15.1 | Dividers and decoration only |
| Black text on #B9EFEB | 16.60:1 | AAA | Lc 90.5 | Preferred for body text |
| #B9EFEB text on white | 1.26:1 | Fails | Lc 13.1 | Not readable |
| #B9EFEB text on black | 16.60:1 | AAA | Lc -90.8 | 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
#EFF8F7
oklch(97.2% 0.01 189.1)
-
Step 100
100 (this color)
#B9EFEB
oklch(91.4% 0.055 190.6)
-
Step 200
200
#BCE2DF
oklch(88.5% 0.04 190.6)
-
Step 300
300
#89D0CB
oklch(80.9% 0.072 190.2)
-
Step 400
400
#2AB7B1
oklch(70.8% 0.114 190.5)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#B9EFEB 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) | #E9E9EB | 0.059 |
| Deuteranopia (no green cones) | #DEE1EC | 0.056 |
| Tritanopia (no blue cones) | #A9F2EE | 0.017 |
| Achromatopsia (no color) | #E5E5E5 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9EFEB
#B9EFEB
oklch(91.4% 0.055 190.6)
- #FFD7DB
#FFD7DB
oklch(91.4% 0.045 11.2)
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 #B9EFEB, 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 0.026
- Pale Sky Blue #BDF6FE ΔE 0.028
- Duck Egg Blue #C3FBF4 ΔE 0.034
- Robin's Egg Blue #98EFF9 ΔE 0.037
- Pale Cyan #B7FFFA ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.042
- Pale Aqua #B8FFEB ΔE 0.043
Use #B9EFEB 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.