#ADB7EF
Closest named color: Pastel Blue (#A2BFFE). oklch(79.1% 0.08 276.5), rgb(173, 183, 239).
Aa
Black text reads best on this color (10.79:1).
About this color
#ADB7EF is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.080 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.027 away. Black text reads best on it, at 10.79:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.79:1 |
| White text | 1.94:1 |
Values
| HEX | #ADB7EF |
| RGB | rgb(173, 183, 239) |
| HSL | hsl(231, 67%, 81%) |
| OKLCH | oklch(79.1% 0.08 276.5) |
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 #ADB7EF | 1.94:1 | Fails | Lc -41.7 | Non-text elements, placeholder text |
| Black text on #ADB7EF | 10.79:1 | AAA | Lc 66.6 | Content text, not long reading |
| #ADB7EF text on white | 1.94:1 | Fails | Lc 37.3 | Non-text elements, placeholder text |
| #ADB7EF text on black | 10.79:1 | AAA | Lc -65.1 | 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
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D1D7F7
oklch(88.5% 0.044 277.1)
-
Step 300
300 (this color)
#ADB7EF
oklch(79.1% 0.08 276.5)
-
Step 400
400
#8C98F0
oklch(70.7% 0.129 276.7)
-
Step 500
500
#727CEB
oklch(63.2% 0.165 276.7)
-
Step 600
600
#5C62D9
oklch(55.6% 0.179 276.7)
-
Step 700
700
#4C50BC
oklch(49% 0.167 276.7)
-
Step 800
800
#3E4398
oklch(42.8% 0.137 276.4)
-
Step 900
900
#343979
oklch(37.6% 0.107 276.6)
-
Step 950
950
#1E2247
oklch(27% 0.068 276.2)
#ADB7EF 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) | #A7BCF1 | 0.014 |
| Deuteranopia (no green cones) | #A3B7EE | 0.013 |
| Tritanopia (no blue cones) | #9CC1CA | 0.072 |
| Achromatopsia (no color) | #BABABA | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADB7EF
#ADB7EF
oklch(79.1% 0.08 276.5)
- #CABC7F
#CABC7F
oklch(79.3% 0.081 96.8)
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 #ADB7EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.027
- Carolina Blue #8AB8FE ΔE 0.046
- Light Steel Blue #B0C4DE ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.050
- Light Periwinkle #C1C6FC ΔE 0.050
- Light Grey Blue #9DBCD4 ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.054
- Pale Violet #CEAEFA ΔE 0.055
Use #ADB7EF 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.