#BBF5F9
Closest named color: Pale Sky Blue (#BDF6FE). oklch(93.2% 0.059 201.5), rgb(187, 245, 249).
Aa
Black text reads best on this color (17.54:1).
About this color
#BBF5F9 is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.059 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.007 away. Black text reads best on it, at 17.54:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.54:1 |
| White text | 1.19:1 |
Values
| HEX | #BBF5F9 |
| RGB | rgb(187, 245, 249) |
| HSL | hsl(184, 84%, 85%) |
| OKLCH | oklch(93.2% 0.059 201.5) |
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 #BBF5F9 | 1.19:1 | Fails | Lc -11.2 | Not readable |
| Black text on #BBF5F9 | 17.54:1 | AAA | Lc 94.0 | Preferred for body text |
| #BBF5F9 text on white | 1.19:1 | Fails | Lc 9.6 | Not readable |
| #BBF5F9 text on black | 17.54:1 | AAA | Lc -94.6 | 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
#EEF8F8
oklch(97.2% 0.011 197)
-
Step 100
100 (this color)
#BBF5F9
oklch(93.2% 0.059 201.5)
-
Step 200
200
#BAE2E5
oklch(88.5% 0.042 202)
-
Step 300
300
#84D0D5
oklch(81% 0.076 201.1)
-
Step 400
400
#00B6C0
oklch(70.7% 0.12 201.8)
-
Step 500
500
#009CA5
oklch(63.1% 0.107 202)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#BBF5F9 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) | #ECF0F9 | 0.059 |
| Deuteranopia (no green cones) | #E1E7F9 | 0.055 |
| Tritanopia (no blue cones) | #A7F9F6 | 0.024 |
| Achromatopsia (no color) | #EBEBEB | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBF5F9
#BBF5F9
oklch(93.2% 0.059 201.5)
- #FFE0DF
#FFE0DF
oklch(93.2% 0.034 20)
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 #BBF5F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.007
- Diamond #B9F2FF ΔE 0.013
- Duck Egg Blue #C3FBF4 ΔE 0.022
- Pale Cyan #B7FFFA ΔE 0.026
- Pale Turquoise #AFEEEE ΔE 0.026
- Eggshell Blue #C4FFF7 ΔE 0.030
- Light Light Blue #CAFFFB ΔE 0.033
- Pale Blue #D0FEFE ΔE 0.035
Use #BBF5F9 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.