#9BBBD1
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.6% 0.047 238.2), rgb(155, 187, 209).
Aa
Black text reads best on this color (10.42:1).
About this color
#9BBBD1 is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.047 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.005 away. Black text reads best on it, at 10.42:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.42:1 |
| White text | 2.01:1 |
Values
| HEX | #9BBBD1 |
| RGB | rgb(155, 187, 209) |
| HSL | hsl(204, 37%, 71%) |
| OKLCH | oklch(77.6% 0.047 238.2) |
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 #9BBBD1 | 2.01:1 | Fails | Lc -43.6 | Non-text elements, placeholder text |
| Black text on #9BBBD1 | 10.42:1 | AAA | Lc 64.8 | Content text, not long reading |
| #9BBBD1 text on white | 2.01:1 | Fails | Lc 39.1 | Non-text elements, placeholder text |
| #9BBBD1 text on black | 10.42:1 | AAA | Lc -63.3 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE9
oklch(88.5% 0.026 239.1)
-
Step 300
300 (this color)
#9BBBD1
oklch(77.6% 0.047 238.2)
-
Step 400
400
#74A8CA
oklch(70.8% 0.074 237.9)
-
Step 500
500
#4C91BD
oklch(63% 0.096 238.8)
-
Step 600
600
#2B7BA9
oklch(55.6% 0.104 238.3)
-
Step 700
700
#1C6891
oklch(49.2% 0.097 237.7)
-
Step 800
800
#1B5576
oklch(42.8% 0.08 238.1)
-
Step 900
900
#1D465F
oklch(37.7% 0.063 238.4)
-
Step 950
950
#122938
oklch(27% 0.04 239.2)
#9BBBD1 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) | #B1BAD2 | 0.028 |
| Deuteranopia (no green cones) | #AAB4D1 | 0.025 |
| Tritanopia (no blue cones) | #8BC1C2 | 0.037 |
| Achromatopsia (no color) | #B7B7B7 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9BBBD1
#9BBBD1
oklch(77.6% 0.047 238.2)
- #CEAF99
#CEAF99
oklch(77.5% 0.047 57.3)
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 #9BBBD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.005
- Light Cornflower Blue #98C1D9 ΔE 0.017
- Cloudy Blue #ACC2D9 ΔE 0.031
- French Gray #ADB5BD ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.040
- Sky Blue #87CEEB ΔE 0.054
- Light Blue Grey #B7C9E2 ΔE 0.057
- Silver #C0C0C0 ΔE 0.057
Use #9BBBD1 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.