#B9EFE4
Closest named color: Pale Turquoise (#AFEEEE). oklch(91.2% 0.057 181.1), rgb(185, 239, 228).
Aa
Black text reads best on this color (16.52:1).
About this color
#B9EFE4 is a very light, muted teal or cyan. In OKLCH its lightness is 91%, its chroma 0.057 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.018 away. Black text reads best on it, at 16.52:1.
| Hue family | Teals and cyans |
| Lightness | very light (91%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 16.52:1 |
| White text | 1.27:1 |
Values
| HEX | #B9EFE4 |
| RGB | rgb(185, 239, 228) |
| HSL | hsl(168, 63%, 83%) |
| OKLCH | oklch(91.2% 0.057 181.1) |
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 #B9EFE4 | 1.27:1 | Fails | Lc -15.5 | Dividers and decoration only |
| Black text on #B9EFE4 | 16.52:1 | AAA | Lc 90.2 | Preferred for body text |
| #B9EFE4 text on white | 1.27:1 | Fails | Lc 13.4 | Not readable |
| #B9EFE4 text on black | 16.52:1 | AAA | Lc -90.5 | 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
#EFF8F6
oklch(97.2% 0.01 181.4)
-
Step 100
100 (this color)
#B9EFE4
oklch(91.2% 0.057 181.1)
-
Step 200
200
#BDE2DB
oklch(88.4% 0.04 182.6)
-
Step 300
300
#8AD1C3
oklch(81% 0.074 180.6)
-
Step 400
400
#2DB8A5
oklch(70.7% 0.117 181.3)
-
Step 500
500
#009F8D
oklch(63% 0.114 181)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#B9EFE4 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) | #EAE9E4 | 0.061 |
| Deuteranopia (no green cones) | #E0E1E5 | 0.058 |
| Tritanopia (no blue cones) | #AAF1EC | 0.017 |
| Achromatopsia (no color) | #E4E4E4 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9EFE4
#B9EFE4
oklch(91.2% 0.057 181.1)
- #FFD5E0
#FFD5E0
oklch(91.2% 0.049 0.6)
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 #B9EFE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.018
- Diamond #B9F2FF ΔE 0.036
- Pale Sky Blue #BDF6FE ΔE 0.036
- Duck Egg Blue #C3FBF4 ΔE 0.037
- Pale Aqua #B8FFEB ΔE 0.041
- Robin's Egg Blue #98EFF9 ΔE 0.042
- Pale Cyan #B7FFFA ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.044
Use #B9EFE4 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.