#A3B2EA
Closest named color: Pastel Blue (#A2BFFE). oklch(77.2% 0.082 272.7), rgb(163, 178, 234).
Aa
Black text reads best on this color (10.11:1).
About this color
#A3B2EA is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.082 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.038 away. Black text reads best on it, at 10.11:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.11:1 |
| White text | 2.07:1 |
Values
| HEX | #A3B2EA |
| RGB | rgb(163, 178, 234) |
| HSL | hsl(227, 63%, 78%) |
| OKLCH | oklch(77.2% 0.082 272.7) |
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 #A3B2EA | 2.07:1 | Fails | Lc -45.1 | Large or bold text, headings |
| Black text on #A3B2EA | 10.11:1 | AAA | Lc 63.4 | Content text, not long reading |
| #A3B2EA text on white | 2.07:1 | Fails | Lc 40.5 | Non-text elements, placeholder text |
| #A3B2EA text on black | 10.11:1 | AAA | Lc -61.7 | 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)
#A3B2EA
oklch(77.2% 0.082 272.7)
-
Step 400
400
#859AF2
oklch(70.7% 0.131 272.5)
-
Step 500
500
#697EED
oklch(63.1% 0.167 272.7)
-
Step 600
600
#5364DC
oklch(55.6% 0.183 272.9)
-
Step 700
700
#4452BF
oklch(49.1% 0.17 272.9)
-
Step 800
800
#37449A
oklch(42.6% 0.14 272.5)
-
Step 900
900
#2F3A7B
oklch(37.6% 0.11 272.8)
-
Step 950
950
#1C2348
oklch(27.1% 0.069 272.9)
#A3B2EA 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) | #A1B7EC | 0.013 |
| Deuteranopia (no green cones) | #9CB1E9 | 0.010 |
| Tritanopia (no blue cones) | #90BDC5 | 0.074 |
| Achromatopsia (no color) | #B4B4B4 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3B2EA
#A3B2EA
oklch(77.2% 0.082 272.7)
- #C7B477
#C7B477
oklch(77.2% 0.083 92.8)
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 #A3B2EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.038
- Carolina Blue #8AB8FE ΔE 0.039
- Light Grey Blue #9DBCD4 ΔE 0.049
- Light Cornflower Blue #98C1D9 ΔE 0.055
- Cloudy Blue #ACC2D9 ΔE 0.058
- Light Steel Blue #B0C4DE ΔE 0.060
- Lightblue #7BC8F6 ΔE 0.066
- Pale Violet #CEAEFA ΔE 0.066
Use #A3B2EA 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.