#BBF3FB
Closest named color: Diamond (#B9F2FF). oklch(92.9% 0.058 207.1), rgb(187, 243, 251).
Aa
Black text reads best on this color (17.32:1).
About this color
#BBF3FB is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.058 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.007 away. Black text reads best on it, at 17.32:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 17.32:1 |
| White text | 1.21:1 |
Values
| HEX | #BBF3FB |
| RGB | rgb(187, 243, 251) |
| HSL | hsl(188, 89%, 86%) |
| OKLCH | oklch(92.9% 0.058 207.1) |
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 #BBF3FB | 1.21:1 | Fails | Lc -12.1 | Not readable |
| Black text on #BBF3FB | 17.32:1 | AAA | Lc 93.2 | Preferred for body text |
| #BBF3FB text on white | 1.21:1 | Fails | Lc 10.4 | Not readable |
| #BBF3FB 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
#EEF7F9
oklch(97% 0.01 212.5)
-
Step 100
100 (this color)
#BBF3FB
oklch(92.9% 0.058 207.1)
-
Step 200
200
#BBE1E7
oklch(88.4% 0.041 208.1)
-
Step 300
300
#86CFD9
oklch(81% 0.074 206.8)
-
Step 400
400
#15B5C6
oklch(70.8% 0.119 207)
-
Step 500
500
#009BAB
oklch(63% 0.108 207.7)
-
Step 600
600
#008390
oklch(55.7% 0.096 207)
-
Step 700
700
#006E79
oklch(49.2% 0.084 206.9)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#BBF3FB 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) | #EAEEFC | 0.057 |
| Deuteranopia (no green cones) | #DEE6FB | 0.051 |
| Tritanopia (no blue cones) | #A6F8F5 | 0.028 |
| Achromatopsia (no color) | #E9E9E9 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBF3FB
#BBF3FB
oklch(92.9% 0.058 207.1)
- #FFDFDA
#FFDFDA
oklch(92.9% 0.036 28.3)
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 #BBF3FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.007
- Pale Sky Blue #BDF6FE ΔE 0.008
- Pale Turquoise #AFEEEE ΔE 0.025
- Duck Egg Blue #C3FBF4 ΔE 0.028
- Pale Cyan #B7FFFA ΔE 0.032
- Eggshell Blue #C4FFF7 ΔE 0.037
- Light Light Blue #CAFFFB ΔE 0.038
- Robin's Egg Blue #98EFF9 ΔE 0.039
Use #BBF3FB 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.