#9BBBD9
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.9% 0.055 246.8), rgb(155, 187, 217).
Aa
Black text reads best on this color (10.50:1).
About this color
#9BBBD9 is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.055 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.009 away. Black text reads best on it, at 10.50:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.50:1 |
| White text | 1.99:1 |
Values
| HEX | #9BBBD9 |
| RGB | rgb(155, 187, 217) |
| HSL | hsl(209, 45%, 73%) |
| OKLCH | oklch(77.9% 0.055 246.8) |
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 #9BBBD9 | 1.99:1 | Fails | Lc -43.2 | Non-text elements, placeholder text |
| Black text on #9BBBD9 | 10.50:1 | AAA | Lc 65.2 | Content text, not long reading |
| #9BBBD9 text on white | 1.99:1 | Fails | Lc 38.7 | Non-text elements, placeholder text |
| #9BBBD9 text on black | 10.50:1 | AAA | Lc -63.7 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADCED
oklch(88.6% 0.03 246.6)
-
Step 300
300 (this color)
#9BBBD9
oklch(77.9% 0.055 246.8)
-
Step 400
400
#72A6D5
oklch(70.7% 0.089 246.7)
-
Step 500
500
#4B8FCA
oklch(63.1% 0.113 246.9)
-
Step 600
600
#2A78B7
oklch(55.6% 0.123 247.1)
-
Step 700
700
#1B659D
oklch(49.1% 0.114 246.5)
-
Step 800
800
#1A5280
oklch(42.6% 0.096 247.5)
-
Step 900
900
#1C4466
oklch(37.5% 0.074 247)
-
Step 950
950
#12283C
oklch(26.9% 0.047 247.8)
#9BBBD9 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) | #AFBBDB | 0.026 |
| Deuteranopia (no green cones) | #A8B4D8 | 0.023 |
| Tritanopia (no blue cones) | #89C2C5 | 0.046 |
| Achromatopsia (no color) | #B7B7B7 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBBD9
#9BBBD9
oklch(77.9% 0.055 246.8)
- #D0B192
#D0B192
oklch(78% 0.055 66.9)
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 #9BBBD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.009
- Light Cornflower Blue #98C1D9 ΔE 0.016
- Cloudy Blue #ACC2D9 ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.038
- French Gray #ADB5BD ΔE 0.042
- Sky Blue #87CEEB ΔE 0.051
- Lightblue #7BC8F6 ΔE 0.052
- Pastel Blue #A2BFFE ΔE 0.054
Use #9BBBD9 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.