#9BBBE0
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.1% 0.063 252.3), rgb(155, 187, 224).
Aa
Black text reads best on this color (10.57:1).
About this color
#9BBBE0 is a light, muted blue. In OKLCH its lightness is 78%, its chroma 0.063 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.019 away. Black text reads best on it, at 10.57:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.57:1 |
| White text | 1.98:1 |
Values
| HEX | #9BBBE0 |
| RGB | rgb(155, 187, 224) |
| HSL | hsl(212, 53%, 74%) |
| OKLCH | oklch(78.1% 0.063 252.3) |
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 #9BBBE0 | 1.98:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #9BBBE0 | 10.57:1 | AAA | Lc 65.6 | Content text, not long reading |
| #9BBBE0 text on white | 1.98:1 | Fails | Lc 38.3 | Non-text elements, placeholder text |
| #9BBBE0 text on black | 10.57:1 | AAA | Lc -64.0 | 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
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF0
oklch(88.4% 0.035 252.3)
-
Step 300
300 (this color)
#9BBBE0
oklch(78.1% 0.063 252.3)
-
Step 400
400
#71A4DE
oklch(70.6% 0.101 252.4)
-
Step 500
500
#4A8CD5
oklch(63% 0.13 252.6)
-
Step 600
600
#2975C3
oklch(55.6% 0.142 252.4)
-
Step 700
700
#1B62A8
oklch(49.1% 0.131 252.3)
-
Step 800
800
#195088
oklch(42.6% 0.109 252.3)
-
Step 900
900
#1C436D
oklch(37.7% 0.085 252.5)
-
Step 950
950
#112740
oklch(26.9% 0.055 253.1)
#9BBBE0 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) | #ADBCE2 | 0.024 |
| Deuteranopia (no green cones) | #A5B5DF | 0.019 |
| Tritanopia (no blue cones) | #86C3C7 | 0.055 |
| Achromatopsia (no color) | #B8B8B8 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBBE0
#9BBBE0
oklch(78.1% 0.063 252.3)
- #D1B28B
#D1B28B
oklch(78.1% 0.064 73.1)
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 #9BBBE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.019
- Light Cornflower Blue #98C1D9 ΔE 0.022
- Cloudy Blue #ACC2D9 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.038
- Pastel Blue #A2BFFE ΔE 0.044
- Lightblue #7BC8F6 ΔE 0.047
- Carolina Blue #8AB8FE ΔE 0.050
- French Gray #ADB5BD ΔE 0.050
Use #9BBBE0 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.