#9BB1CC
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.3% 0.046 253.7), rgb(155, 177, 204).
Aa
Black text reads best on this color (9.55:1).
About this color
#9BB1CC is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.046 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.029 away. Black text reads best on it, at 9.55:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.55:1 |
| White text | 2.19:1 |
Values
| HEX | #9BB1CC |
| RGB | rgb(155, 177, 204) |
| HSL | hsl(213, 32%, 70%) |
| OKLCH | oklch(75.3% 0.046 253.7) |
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 #9BB1CC | 2.19:1 | Fails | Lc -48.0 | Large or bold text, headings |
| Black text on #9BB1CC | 9.55:1 | AAA | Lc 60.7 | Content text, not long reading |
| #9BB1CC text on white | 2.19:1 | Fails | Lc 43.3 | Non-text elements, placeholder text |
| #9BB1CC text on black | 9.55:1 | AAA | Lc -58.9 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B4C2D3
oklch(80.9% 0.029 253.3)
-
Step 400
400 (this color)
#9BB1CC
oklch(75.3% 0.046 253.7)
-
Step 500
500
#718CAD
oklch(63.2% 0.059 253.7)
-
Step 600
600
#597698
oklch(55.7% 0.063 252.9)
-
Step 700
700
#496382
oklch(49.2% 0.059 253.3)
-
Step 800
800
#3C516A
oklch(42.8% 0.049 253.2)
-
Step 900
900
#334356
oklch(37.7% 0.039 253.1)
-
Step 950
950
#1E2732
oklch(26.9% 0.024 253.7)
#9BB1CC 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) | #A7B2CD | 0.016 |
| Deuteranopia (no green cones) | #A2ADCB | 0.013 |
| Tritanopia (no blue cones) | #8EB7BA | 0.039 |
| Achromatopsia (no color) | #AFAFAF | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BB1CC
#9BB1CC
oklch(75.3% 0.046 253.7)
- #C1AB8F
#C1AB8F
oklch(75.3% 0.046 73.7)
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 #9BB1CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.029
- French Gray #ADB5BD ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Dark Gray #A9A9A9 ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.053
- Bluegrey #85A3B2 ΔE 0.058
- Cool Grey #95A3A6 ΔE 0.059
Use #9BB1CC 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.