#9BB0CF
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.2% 0.051 258), rgb(155, 176, 207).
Aa
Black text reads best on this color (9.50:1).
About this color
#9BB0CF is a medium-light, muted blue. In OKLCH its lightness is 75%, its chroma 0.051 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.032 away. Black text reads best on it, at 9.50:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.50:1 |
| White text | 2.20:1 |
Values
| HEX | #9BB0CF |
| RGB | rgb(155, 176, 207) |
| HSL | hsl(216, 35%, 71%) |
| OKLCH | oklch(75.2% 0.051 258) |
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 #9BB0CF | 2.20:1 | Fails | Lc -48.3 | Large or bold text, headings |
| Black text on #9BB0CF | 9.50:1 | AAA | Lc 60.5 | Content text, not long reading |
| #9BB0CF text on white | 2.20:1 | Fails | Lc 43.5 | Non-text elements, placeholder text |
| #9BB0CF text on black | 9.50:1 | AAA | Lc -58.7 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE5
oklch(88.6% 0.017 256.3)
-
Step 300
300
#B4C2D5
oklch(80.9% 0.031 256)
-
Step 400
400 (this color)
#9BB0CF
oklch(75.2% 0.051 258)
-
Step 500
500
#718BB1
oklch(63.1% 0.065 257.8)
-
Step 600
600
#59759D
oklch(55.7% 0.071 257.3)
-
Step 700
700
#496286
oklch(49.2% 0.065 257.5)
-
Step 800
800
#3C506D
oklch(42.7% 0.055 257.6)
-
Step 900
900
#344258
oklch(37.6% 0.042 259.3)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#9BB0CF 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) | #A6B1D1 | 0.015 |
| Deuteranopia (no green cones) | #A0ACCE | 0.012 |
| Tritanopia (no blue cones) | #8DB6BA | 0.044 |
| Achromatopsia (no color) | #AEAEAE | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BB0CF
#9BB0CF
oklch(75.2% 0.051 258)
- #C0AB8B
#C0AB8B
oklch(75.1% 0.05 78.3)
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 #9BB0CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.032
- French Gray #ADB5BD ΔE 0.040
- Cool Steel #97A7B3 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.044
- Dark Gray #A9A9A9 ΔE 0.053
- Cloudy Blue #ACC2D9 ΔE 0.055
- Bluegrey #85A3B2 ΔE 0.059
- Cool Grey #95A3A6 ΔE 0.062
Use #9BB0CF 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.