#9BBCDB
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.2% 0.057 246.9), rgb(155, 188, 219).
Aa
Black text reads best on this color (10.60:1).
About this color
#9BBCDB is a light, muted blue. In OKLCH its lightness is 78%, its chroma 0.057 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.010 away. Black text reads best on it, at 10.60:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.60:1 |
| White text | 1.97:1 |
Values
| HEX | #9BBCDB |
| RGB | rgb(155, 188, 219) |
| HSL | hsl(209, 47%, 73%) |
| OKLCH | oklch(78.2% 0.057 246.9) |
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 #9BBCDB | 1.97:1 | Fails | Lc -42.6 | Non-text elements, placeholder text |
| Black text on #9BBCDB | 10.60:1 | AAA | Lc 65.7 | Content text, not long reading |
| #9BBCDB text on white | 1.97:1 | Fails | Lc 38.2 | Non-text elements, placeholder text |
| #9BBCDB text on black | 10.60:1 | AAA | Lc -64.2 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300 (this color)
#9BBCDB
oklch(78.2% 0.057 246.9)
-
Step 400
400
#71A6D7
oklch(70.7% 0.091 247.3)
-
Step 500
500
#488FCC
oklch(63.1% 0.117 246.9)
-
Step 600
600
#2678B9
oklch(55.6% 0.127 247.1)
-
Step 700
700
#17659F
oklch(49.2% 0.117 246.6)
-
Step 800
800
#175281
oklch(42.6% 0.098 247.2)
-
Step 900
900
#1B4468
oklch(37.6% 0.077 248)
-
Step 950
950
#11283D
oklch(26.9% 0.049 248.1)
#9BBCDB 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) | #B0BCDD | 0.027 |
| Deuteranopia (no green cones) | #A8B5DA | 0.023 |
| Tritanopia (no blue cones) | #88C3C6 | 0.047 |
| Achromatopsia (no color) | #B8B8B8 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBCDB
#9BBCDB
oklch(78.2% 0.057 246.9)
- #D1B191
#D1B191
oklch(78% 0.057 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 #9BBCDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.010
- Light Cornflower Blue #98C1D9 ΔE 0.015
- Cloudy Blue #ACC2D9 ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.036
- French Gray #ADB5BD ΔE 0.044
- Sky Blue #87CEEB ΔE 0.049
- Lightblue #7BC8F6 ΔE 0.049
- Pastel Blue #A2BFFE ΔE 0.051
Use #9BBCDB 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.