#BBF4FF
Closest named color: Diamond (#B9F2FF). oklch(93.2% 0.059 210.7), rgb(187, 244, 255).
Aa
Black text reads best on this color (17.49:1).
About this color
#BBF4FF is a very light, muted teal or cyan. In OKLCH its lightness is 93%, its chroma 0.059 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.006 away. Black text reads best on it, at 17.49:1.
| Hue family | Teals and cyans |
| Lightness | very light (93%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 17.49:1 |
| White text | 1.20:1 |
Values
| HEX | #BBF4FF |
| RGB | rgb(187, 244, 255) |
| HSL | hsl(190, 100%, 87%) |
| OKLCH | oklch(93.2% 0.059 210.7) |
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 #BBF4FF | 1.20:1 | Fails | Lc -11.4 | Not readable |
| Black text on #BBF4FF | 17.49:1 | AAA | Lc 93.8 | Preferred for body text |
| #BBF4FF text on white | 1.20:1 | Fails | Lc 9.7 | Not readable |
| #BBF4FF text on black | 17.49:1 | AAA | Lc -94.4 | 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)
#BBF4FF
oklch(93.2% 0.059 210.7)
-
Step 200
200
#BAE1E9
oklch(88.4% 0.042 211.5)
-
Step 300
300
#84CEDC
oklch(80.8% 0.076 210.8)
-
Step 400
400
#04B4CB
oklch(70.6% 0.122 210.8)
-
Step 500
500
#009BAF
oklch(63.2% 0.11 210.8)
-
Step 600
600
#008293
oklch(55.6% 0.096 210.7)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#004B55
oklch(37.8% 0.065 210)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#BBF4FF 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) | #EAF0FF | 0.056 |
| Deuteranopia (no green cones) | #DEE6FF | 0.052 |
| Tritanopia (no blue cones) | #A5F9F7 | 0.030 |
| Achromatopsia (no color) | #EAEAEA | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBF4FF
#BBF4FF
oklch(93.2% 0.059 210.7)
- #FFE1DB
#FFE1DB
oklch(93.3% 0.034 31.2)
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 #BBF4FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.006
- Pale Sky Blue #BDF6FE ΔE 0.006
- Duck Egg Blue #C3FBF4 ΔE 0.029
- Pale Turquoise #AFEEEE ΔE 0.030
- Pale Cyan #B7FFFA ΔE 0.032
- Eggshell Blue #C4FFF7 ΔE 0.037
- Light Light Blue #CAFFFB ΔE 0.037
- Pale Blue #D0FEFE ΔE 0.038
Use #BBF4FF 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.