#ADBBD9
Closest named color: Cloudy Blue (#ACC2D9). oklch(79.1% 0.045 265.5), rgb(173, 187, 217).
Aa
Black text reads best on this color (10.88:1).
About this color
#ADBBD9 is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.045 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.019 away. Black text reads best on it, at 10.88:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.88:1 |
| White text | 1.92:1 |
Values
| HEX | #ADBBD9 |
| RGB | rgb(173, 187, 217) |
| HSL | hsl(221, 37%, 76%) |
| OKLCH | oklch(79.1% 0.045 265.5) |
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 #ADBBD9 | 1.92:1 | Fails | Lc -41.3 | Non-text elements, placeholder text |
| Black text on #ADBBD9 | 10.88:1 | AAA | Lc 67.0 | Content text, not long reading |
| #ADBBD9 text on white | 1.92:1 | Fails | Lc 36.9 | Non-text elements, placeholder text |
| #ADBBD9 text on black | 10.88:1 | AAA | Lc -65.5 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D1D9EA
oklch(88.4% 0.025 265.6)
-
Step 300
300 (this color)
#ADBBD9
oklch(79.1% 0.045 265.5)
-
Step 400
400
#8BA0CF
oklch(70.7% 0.073 265.9)
-
Step 500
500
#6E88C2
oklch(63% 0.093 265.3)
-
Step 600
600
#5771AF
oklch(55.6% 0.102 265.9)
-
Step 700
700
#475F96
oklch(49.2% 0.093 265.3)
-
Step 800
800
#3A4D7A
oklch(42.6% 0.079 265.8)
-
Step 900
900
#324162
oklch(37.8% 0.06 265)
-
Step 950
950
#1D2639
oklch(27% 0.038 264.5)
#ADBBD9 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) | #B2BDDA | 0.009 |
| Deuteranopia (no green cones) | #AEB9D8 | 0.005 |
| Tritanopia (no blue cones) | #A2C1C5 | 0.041 |
| Achromatopsia (no color) | #BBBBBB | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADBBD9
#ADBBD9
oklch(79.1% 0.045 265.5)
- #C8B99A
#C8B99A
oklch(79% 0.045 85.2)
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 #ADBBD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.019
- Light Grey Blue #9DBCD4 ΔE 0.022
- Light Steel Blue #B0C4DE ΔE 0.024
- Light Cornflower Blue #98C1D9 ΔE 0.029
- French Gray #ADB5BD ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.040
- Silver #C0C0C0 ΔE 0.048
- Pastel Blue #A2BFFE ΔE 0.052
Use #ADBBD9 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.