#9BBBF4
Closest named color: Pastel Blue (#A2BFFE). oklch(78.9% 0.089 261.7), rgb(155, 187, 244).
Aa
Black text reads best on this color (10.80:1).
About this color
#9BBBF4 is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.089 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.019 away. Black text reads best on it, at 10.80:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.80:1 |
| White text | 1.94:1 |
Values
| HEX | #9BBBF4 |
| RGB | rgb(155, 187, 244) |
| HSL | hsl(218, 80%, 78%) |
| OKLCH | oklch(78.9% 0.089 261.7) |
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 #9BBBF4 | 1.94:1 | Fails | Lc -41.6 | Non-text elements, placeholder text |
| Black text on #9BBBF4 | 10.80:1 | AAA | Lc 66.6 | Content text, not long reading |
| #9BBBF4 text on white | 1.94:1 | Fails | Lc 37.3 | Non-text elements, placeholder text |
| #9BBBF4 text on black | 10.80:1 | AAA | Lc -65.2 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C7DAFB
oklch(88.5% 0.05 261.5)
-
Step 300
300 (this color)
#9BBBF4
oklch(78.9% 0.089 261.7)
-
Step 400
400
#6E9FF9
oklch(70.7% 0.143 261.7)
-
Step 500
500
#4884F6
oklch(63.2% 0.182 261.8)
-
Step 600
600
#2A6AE4
oklch(55.6% 0.197 261.7)
-
Step 700
700
#1D57C7
oklch(49.1% 0.185 261.8)
-
Step 800
800
#1A48A0
oklch(42.6% 0.152 261.7)
-
Step 900
900
#1B3E7F
oklch(37.8% 0.118 261.4)
-
Step 950
950
#11254B
oklch(27.1% 0.075 261.8)
#9BBBF4 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) | #A7BFF7 | 0.019 |
| Deuteranopia (no green cones) | #9EB6F3 | 0.013 |
| Tritanopia (no blue cones) | #7FC7CE | 0.080 |
| Achromatopsia (no color) | #BABABA | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBBF4
#9BBBF4
oklch(78.9% 0.089 261.7)
- #D7B577
#D7B577
oklch(78.9% 0.089 81.8)
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 #9BBBF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.019
- Carolina Blue #8AB8FE ΔE 0.027
- Sky #82CAFC ΔE 0.043
- Lightblue #7BC8F6 ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.047
- Light Grey Blue #9DBCD4 ΔE 0.048
- Light Sky Blue #87CEFA ΔE 0.051
- Cloudy Blue #ACC2D9 ΔE 0.052
Use #9BBBF4 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.