#9BBDDF
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.5% 0.061 248.6), rgb(155, 189, 223).
Aa
Black text reads best on this color (10.73:1).
About this color
#9BBDDF is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.061 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.015 away. Black text reads best on it, at 10.73:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.73:1 |
| White text | 1.95:1 |
Values
| HEX | #9BBDDF |
| RGB | rgb(155, 189, 223) |
| HSL | hsl(210, 52%, 74%) |
| OKLCH | oklch(78.5% 0.061 248.6) |
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 #9BBDDF | 1.95:1 | Fails | Lc -42.0 | Non-text elements, placeholder text |
| Black text on #9BBDDF | 10.73:1 | AAA | Lc 66.3 | Content text, not long reading |
| #9BBDDF text on white | 1.95:1 | Fails | Lc 37.6 | Non-text elements, placeholder text |
| #9BBDDF text on black | 10.73:1 | AAA | Lc -64.8 | 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
#C8DCEF
oklch(88.5% 0.034 246.8)
-
Step 300
300 (this color)
#9BBDDF
oklch(78.5% 0.061 248.6)
-
Step 400
400
#6FA6DB
oklch(70.8% 0.097 248.5)
-
Step 500
500
#458ED1
oklch(63% 0.125 248.7)
-
Step 600
600
#2177BE
oklch(55.6% 0.135 248.6)
-
Step 700
700
#1164A4
oklch(49.1% 0.126 248.4)
-
Step 800
800
#145285
oklch(42.8% 0.104 248.5)
-
Step 900
900
#19446B
oklch(37.7% 0.082 249.1)
-
Step 950
950
#10283E
oklch(27% 0.051 248.4)
#9BBDDF 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) | #B0BDE1 | 0.027 |
| Deuteranopia (no green cones) | #A8B6DE | 0.023 |
| Tritanopia (no blue cones) | #87C5C8 | 0.052 |
| Achromatopsia (no color) | #B9B9B9 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBDDF
#9BBDDF
oklch(78.5% 0.061 248.6)
- #D3B28F
#D3B28F
oklch(78.4% 0.061 68.4)
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 #9BBDDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.015
- Light Cornflower Blue #98C1D9 ΔE 0.016
- Cloudy Blue #ACC2D9 ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.034
- Lightblue #7BC8F6 ΔE 0.046
- Pastel Blue #A2BFFE ΔE 0.046
- Sky Blue #87CEEB ΔE 0.046
- Sky #82CAFC ΔE 0.049
Use #9BBDDF 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.