#9BBBE1
Closest named color: Light Grey Blue (#9DBCD4). oklch(78.2% 0.065 253), rgb(155, 187, 225).
Aa
Black text reads best on this color (10.58:1).
About this color
#9BBBE1 is a light, muted blue. In OKLCH its lightness is 78%, its chroma 0.065 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.020 away. Black text reads best on it, at 10.58:1.
| Hue family | Blues |
| Lightness | light (78%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.58:1 |
| White text | 1.98:1 |
Values
| HEX | #9BBBE1 |
| RGB | rgb(155, 187, 225) |
| HSL | hsl(213, 54%, 75%) |
| OKLCH | oklch(78.2% 0.065 253) |
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 #9BBBE1 | 1.98:1 | Fails | Lc -42.7 | Non-text elements, placeholder text |
| Black text on #9BBBE1 | 10.58:1 | AAA | Lc 65.6 | Content text, not long reading |
| #9BBBE1 text on white | 1.98:1 | Fails | Lc 38.3 | Non-text elements, placeholder text |
| #9BBBE1 text on black | 10.58:1 | AAA | Lc -64.1 | 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
#C9DBF1
oklch(88.5% 0.036 253.5)
-
Step 300
300 (this color)
#9BBBE1
oklch(78.2% 0.065 253)
-
Step 400
400
#71A4E0
oklch(70.7% 0.104 253.2)
-
Step 500
500
#4A8CD7
oklch(63.1% 0.132 253.2)
-
Step 600
600
#2975C4
oklch(55.7% 0.143 252.7)
-
Step 700
700
#1B61AA
oklch(49% 0.135 253.3)
-
Step 800
800
#195089
oklch(42.7% 0.11 252.7)
-
Step 900
900
#1C436E
oklch(37.8% 0.086 253)
-
Step 950
950
#112740
oklch(26.9% 0.055 253.1)
#9BBBE1 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) | #ADBCE3 | 0.023 |
| Deuteranopia (no green cones) | #A5B5E0 | 0.019 |
| Tritanopia (no blue cones) | #86C3C7 | 0.056 |
| Achromatopsia (no color) | #B8B8B8 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBBE1
#9BBBE1
oklch(78.2% 0.065 253)
- #D2B28A
#D2B28A
oklch(78.2% 0.065 72.8)
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 #9BBBE1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.020
- Light Cornflower Blue #98C1D9 ΔE 0.023
- Cloudy Blue #ACC2D9 ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.039
- Pastel Blue #A2BFFE ΔE 0.043
- Lightblue #7BC8F6 ΔE 0.047
- Carolina Blue #8AB8FE ΔE 0.048
- Sky #82CAFC ΔE 0.050
Use #9BBBE1 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.