#9BBDDD
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.4% 0.059 247), rgb(155, 189, 221).
Aa
Black text reads best on this color (10.71:1).
About this color
#9BBDDD is a light, muted blue. In OKLCH its lightness is 78%, its chroma 0.059 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.012 away. Black text reads best on it, at 10.71:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.71:1 |
| White text | 1.95:1 |
Values
| HEX | #9BBDDD |
| RGB | rgb(155, 189, 221) |
| HSL | hsl(209, 49%, 74%) |
| OKLCH | oklch(78.4% 0.059 247) |
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 #9BBDDD | 1.95:1 | Fails | Lc -42.1 | Non-text elements, placeholder text |
| Black text on #9BBDDD | 10.71:1 | AAA | Lc 66.2 | Content text, not long reading |
| #9BBDDD text on white | 1.95:1 | Fails | Lc 37.7 | Non-text elements, placeholder text |
| #9BBDDD text on black | 10.71:1 | AAA | Lc -64.7 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DCEE
oklch(88.6% 0.032 246.7)
-
Step 300
300 (this color)
#9BBDDD
oklch(78.4% 0.059 247)
-
Step 400
400
#6FA6D8
oklch(70.7% 0.094 247)
-
Step 500
500
#468FCE
oklch(63.1% 0.12 247.2)
-
Step 600
600
#2178BB
oklch(55.6% 0.131 247)
-
Step 700
700
#1265A1
oklch(49.2% 0.121 246.7)
-
Step 800
800
#145283
oklch(42.7% 0.101 247.5)
-
Step 900
900
#194469
oklch(37.6% 0.079 247.8)
-
Step 950
950
#10283D
oklch(26.9% 0.05 247.3)
#9BBDDD 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) | #B1BDDF | 0.028 |
| Deuteranopia (no green cones) | #A8B6DC | 0.023 |
| Tritanopia (no blue cones) | #87C4C7 | 0.049 |
| Achromatopsia (no color) | #B9B9B9 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBDDD
#9BBDDD
oklch(78.4% 0.059 247)
- #D3B291
#D3B291
oklch(78.4% 0.059 66.8)
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 #9BBDDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.012
- Light Cornflower Blue #98C1D9 ΔE 0.014
- Cloudy Blue #ACC2D9 ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.034
- Sky Blue #87CEEB ΔE 0.046
- French Gray #ADB5BD ΔE 0.047
- Lightblue #7BC8F6 ΔE 0.047
- Pastel Blue #A2BFFE ΔE 0.049
Use #9BBDDD 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.