#9BB1DF
Closest named color: Light Grey Blue (#9DBCD4). oklch(76% 0.071 264.8), rgb(155, 177, 223).
Aa
Black text reads best on this color (9.74:1).
About this color
#9BB1DF is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.071 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.039 away. Black text reads best on it, at 9.74:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.74:1 |
| White text | 2.15:1 |
Values
| HEX | #9BB1DF |
| RGB | rgb(155, 177, 223) |
| HSL | hsl(221, 52%, 74%) |
| OKLCH | oklch(76% 0.071 264.8) |
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 #9BB1DF | 2.15:1 | Fails | Lc -47.0 | Large or bold text, headings |
| Black text on #9BB1DF | 9.74:1 | AAA | Lc 61.7 | Content text, not long reading |
| #9BB1DF text on white | 2.15:1 | Fails | Lc 42.3 | Non-text elements, placeholder text |
| #9BB1DF text on black | 9.74:1 | AAA | Lc -59.9 | 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 300.
-
Step 50
50
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CCD9F4
oklch(88.4% 0.04 265.1)
-
Step 300
300 (this color)
#9BB1DF
oklch(76% 0.071 264.8)
-
Step 400
400
#7E9FE8
oklch(70.8% 0.114 265.1)
-
Step 500
500
#5D85E1
oklch(63.1% 0.146 264.8)
-
Step 600
600
#446DCE
oklch(55.6% 0.157 264.6)
-
Step 700
700
#365AB3
oklch(49% 0.147 264.9)
-
Step 800
800
#2D4A91
oklch(42.7% 0.122 265)
-
Step 900
900
#283F73
oklch(37.7% 0.094 264.4)
-
Step 950
950
#182544
oklch(27% 0.061 265.4)
#9BB1DF 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) | #A2B4E1 | 0.013 |
| Deuteranopia (no green cones) | #9CAEDE | 0.008 |
| Tritanopia (no blue cones) | #88BAC0 | 0.063 |
| Achromatopsia (no color) | #B1B1B1 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BB1DF
#9BB1DF
oklch(76% 0.071 264.8)
- #C6AE7D
#C6AE7D
oklch(76% 0.071 84.7)
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 #9BB1DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.039
- Carolina Blue #8AB8FE ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.047
- Pastel Blue #A2BFFE ΔE 0.052
- Cloudy Blue #ACC2D9 ΔE 0.056
- French Gray #ADB5BD ΔE 0.058
- Light Steel Blue #B0C4DE ΔE 0.061
- Cool Steel #97A7B3 ΔE 0.063
Use #9BB1DF 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.