#BBFBF4
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.3% 0.065 187.7), rgb(187, 251, 244).
Aa
Black text reads best on this color (18.21:1).
About this color
#BBFBF4 is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.065 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.009 away. Black text reads best on it, at 18.21:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.21:1 |
| White text | 1.15:1 |
Values
| HEX | #BBFBF4 |
| RGB | rgb(187, 251, 244) |
| HSL | hsl(173, 89%, 86%) |
| OKLCH | oklch(94.3% 0.065 187.7) |
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 #BBFBF4 | 1.15:1 | Fails | Lc -8.4 | Not readable |
| Black text on #BBFBF4 | 18.21:1 | AAA | Lc 96.4 | Preferred for body text |
| #BBFBF4 text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #BBFBF4 text on black | 18.21:1 | AAA | Lc -97.3 | 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
#EEF8F7
oklch(97.1% 0.011 189.8)
-
Step 100
100 (this color)
#BBFBF4
oklch(94.3% 0.065 187.7)
-
Step 200
200
#B8E4DE
oklch(88.6% 0.046 186.2)
-
Step 300
300
#7ED2CA
oklch(80.8% 0.083 187.9)
-
Step 400
400
#00B9AE
oklch(70.8% 0.123 187.3)
-
Step 500
500
#009E95
oklch(63% 0.11 187.7)
-
Step 600
600
#00857E
oklch(55.6% 0.097 188.3)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D48
oklch(37.8% 0.066 187.3)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#BBFBF4 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) | #F4F4F4 | 0.069 |
| Deuteranopia (no green cones) | #E8EBF5 | 0.065 |
| Tritanopia (no blue cones) | #A7FEF9 | 0.020 |
| Achromatopsia (no color) | #EFEFEF | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBFBF4
#BBFBF4
oklch(94.3% 0.065 187.7)
- #FFE5E8
#FFE5E8
oklch(94.4% 0.029 9.7)
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 #BBFBF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.009
- Pale Cyan #B7FFFA ΔE 0.011
- Eggshell Blue #C4FFF7 ΔE 0.015
- Pale Aqua #B8FFEB ΔE 0.019
- Pale Sky Blue #BDF6FE ΔE 0.022
- Light Light Blue #CAFFFB ΔE 0.022
- Pale Blue #D0FEFE ΔE 0.029
- Diamond #B9F2FF ΔE 0.033
Use #BBFBF4 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.