#9BB1D8
Closest named color: Light Grey Blue (#9DBCD4). oklch(75.7% 0.061 261.8), rgb(155, 177, 216).
Aa
Black text reads best on this color (9.67:1).
About this color
#9BB1D8 is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.061 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.033 away. Black text reads best on it, at 9.67:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.67:1 |
| White text | 2.17:1 |
Values
| HEX | #9BB1D8 |
| RGB | rgb(155, 177, 216) |
| HSL | hsl(218, 44%, 73%) |
| OKLCH | oklch(75.7% 0.061 261.8) |
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 #9BB1D8 | 2.17:1 | Fails | Lc -47.4 | Large or bold text, headings |
| Black text on #9BB1D8 | 9.67:1 | AAA | Lc 61.3 | Content text, not long reading |
| #9BB1D8 text on white | 2.17:1 | Fails | Lc 42.7 | Non-text elements, placeholder text |
| #9BB1D8 text on black | 9.67:1 | AAA | Lc -59.5 | 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
#F3F5F9
oklch(97% 0.006 264.5)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D1DAE8
oklch(88.6% 0.022 259.2)
-
Step 300
300
#B3C1DA
oklch(80.8% 0.039 262.1)
-
Step 400
400 (this color)
#9BB1D8
oklch(75.7% 0.061 261.8)
-
Step 500
500
#6F8AB9
oklch(63.1% 0.078 261.3)
-
Step 600
600
#5773A6
oklch(55.6% 0.086 261.9)
-
Step 700
700
#47608E
oklch(49% 0.08 262)
-
Step 800
800
#3B4F73
oklch(42.7% 0.065 261.7)
-
Step 900
900
#32425D
oklch(37.8% 0.051 260.6)
-
Step 950
950
#1E2736
oklch(27.1% 0.031 260.5)
#9BB1D8 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) | #A4B3DA | 0.014 |
| Deuteranopia (no green cones) | #9EADD7 | 0.011 |
| Tritanopia (no blue cones) | #8AB9BE | 0.055 |
| Achromatopsia (no color) | #B0B0B0 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BB1D8
#9BB1D8
oklch(75.7% 0.061 261.8)
- #C4AD84
#C4AD84
oklch(75.7% 0.061 81.8)
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 #9BB1D8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.033
- Light Cornflower Blue #98C1D9 ΔE 0.043
- French Gray #ADB5BD ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.053
- Cool Steel #97A7B3 ΔE 0.054
- Carolina Blue #8AB8FE ΔE 0.055
- Pastel Blue #A2BFFE ΔE 0.060
- Light Steel Blue #B0C4DE ΔE 0.060
Use #9BB1D8 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.