#BBF9FF
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.2% 0.062 203.6), rgb(187, 249, 255).
Aa
Black text reads best on this color (18.10:1).
About this color
#BBF9FF is a very light, muted teal or cyan. In OKLCH its lightness is 94%, its chroma 0.062 and its hue 204°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.008 away. Black text reads best on it, at 18.10:1.
| Hue family | Teals and cyans |
| Lightness | very light (94%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 18.10:1 |
| White text | 1.15:1 |
Values
| HEX | #BBF9FF |
| RGB | rgb(187, 249, 255) |
| HSL | hsl(185, 100%, 87%) |
| OKLCH | oklch(94.2% 0.062 203.6) |
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 #BBF9FF | 1.15:1 | Fails | Lc -8.8 | Not readable |
| Black text on #BBF9FF | 18.10:1 | AAA | Lc 96.0 | Preferred for body text |
| #BBF9FF text on white | 1.15:1 | Fails | Lc 7.5 | Not readable |
| #BBF9FF text on black | 18.10:1 | AAA | Lc -96.9 | 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
#EEF8F9
oklch(97.2% 0.011 204.1)
-
Step 100
100 (this color)
#BBF9FF
oklch(94.2% 0.062 203.6)
-
Step 200
200
#B8E2E6
oklch(88.4% 0.044 203.5)
-
Step 300
300
#7FD0D8
oklch(80.9% 0.08 203.8)
-
Step 400
400
#00B6C2
oklch(70.7% 0.12 203.2)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#BBF9FF 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) | #F0F4FF | 0.063 |
| Deuteranopia (no green cones) | #E3EAFF | 0.058 |
| Tritanopia (no blue cones) | #A4FEFB | 0.028 |
| Achromatopsia (no color) | #EEEEEE | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBF9FF
#BBF9FF
oklch(94.2% 0.062 203.6)
- #FFE5E3
#FFE5E3
oklch(94.2% 0.029 23)
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 #BBF9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.008
- Duck Egg Blue #C3FBF4 ΔE 0.019
- Diamond #B9F2FF ΔE 0.019
- Pale Cyan #B7FFFA ΔE 0.020
- Eggshell Blue #C4FFF7 ΔE 0.024
- Light Light Blue #CAFFFB ΔE 0.026
- Pale Blue #D0FEFE ΔE 0.028
- Really Light Blue #D4FFFF ΔE 0.034
Use #BBF9FF 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.