#BBF5E7
Closest named color: Duck Egg Blue (#C3FBF4). oklch(92.7% 0.062 178.4), rgb(187, 245, 231).
Aa
Black text reads best on this color (17.32:1).
About this color
#BBF5E7 is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.062 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.023 away. Black text reads best on it, at 17.32:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 17.32:1 |
| White text | 1.21:1 |
Values
| HEX | #BBF5E7 |
| RGB | rgb(187, 245, 231) |
| HSL | hsl(166, 74%, 85%) |
| OKLCH | oklch(92.7% 0.062 178.4) |
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 #BBF5E7 | 1.21:1 | Fails | Lc -12.1 | Not readable |
| Black text on #BBF5E7 | 17.32:1 | AAA | Lc 93.2 | Preferred for body text |
| #BBF5E7 text on white | 1.21:1 | Fails | Lc 10.4 | Not readable |
| #BBF5E7 text on black | 17.32:1 | AAA | Lc -93.7 | 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
#EEF8F5
oklch(97.1% 0.011 176.3)
-
Step 100
100 (this color)
#BBF5E7
oklch(92.7% 0.062 178.4)
-
Step 200
200
#BBE3D9
oklch(88.4% 0.044 178.4)
-
Step 300
300
#86D2C1
oklch(80.9% 0.08 178.4)
-
Step 400
400
#15BAA1
oklch(70.7% 0.127 178.2)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#BBF5E7 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) | #F0EEE6 | 0.065 |
| Deuteranopia (no green cones) | #E5E6E8 | 0.062 |
| Tritanopia (no blue cones) | #ACF7F1 | 0.018 |
| Achromatopsia (no color) | #E9E9E9 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBF5E7
#BBF5E7
oklch(92.7% 0.062 178.4)
- #FFDCE6
#FFDCE6
oklch(92.6% 0.041 358.8)
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 #BBF5E7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.023
- Pale Aqua #B8FFEB ΔE 0.025
- Pale Turquoise #AFEEEE ΔE 0.028
- Pale Cyan #B7FFFA ΔE 0.030
- Pale Sky Blue #BDF6FE ΔE 0.031
- Eggshell Blue #C4FFF7 ΔE 0.032
- Diamond #B9F2FF ΔE 0.037
- Light Light Blue #CAFFFB ΔE 0.039
Use #BBF5E7 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.