#ADBBF3
Closest named color: Pastel Blue (#A2BFFE). oklch(80.1% 0.081 273.6), rgb(173, 187, 243).
Aa
Black text reads best on this color (11.17:1).
About this color
#ADBBF3 is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.081 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.020 away. Black text reads best on it, at 11.17:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.17:1 |
| White text | 1.87:1 |
Values
| HEX | #ADBBF3 |
| RGB | rgb(173, 187, 243) |
| HSL | hsl(228, 74%, 82%) |
| OKLCH | oklch(80.1% 0.081 273.6) |
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 #ADBBF3 | 1.87:1 | Fails | Lc -39.8 | Non-text elements, placeholder text |
| Black text on #ADBBF3 | 11.17:1 | AAA | Lc 68.3 | Content text, not long reading |
| #ADBBF3 text on white | 1.87:1 | Fails | Lc 35.6 | Non-text elements, placeholder text |
| #ADBBF3 text on black | 11.17:1 | AAA | Lc -66.9 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CFD8F8
oklch(88.5% 0.045 273)
-
Step 300
300 (this color)
#ADBBF3
oklch(80.1% 0.081 273.6)
-
Step 400
400
#879AF1
oklch(70.8% 0.129 273.3)
-
Step 500
500
#6B7EEC
oklch(63.1% 0.165 273.4)
-
Step 600
600
#5564DA
oklch(55.6% 0.179 273.6)
-
Step 700
700
#4652BE
oklch(49.1% 0.168 273.7)
-
Step 800
800
#394499
oklch(42.7% 0.138 273.5)
-
Step 900
900
#303A7A
oklch(37.6% 0.109 273.4)
-
Step 950
950
#1C2347
oklch(27.1% 0.067 272.9)
#ADBBF3 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) | #AAC0F6 | 0.013 |
| Deuteranopia (no green cones) | #A5BAF2 | 0.011 |
| Tritanopia (no blue cones) | #9BC6CE | 0.073 |
| Achromatopsia (no color) | #BDBDBD | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADBBF3
#ADBBF3
oklch(80.1% 0.081 273.6)
- #CFBE81
#CFBE81
oklch(80.2% 0.082 94.4)
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 #ADBBF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.020
- Light Periwinkle #C1C6FC ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.044
- Carolina Blue #8AB8FE ΔE 0.047
- Cloudy Blue #ACC2D9 ΔE 0.047
- Baby Blue #A2CFFE ΔE 0.051
- Light Grey Blue #9DBCD4 ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.053
Use #ADBBF3 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.